Roulette Wolfie Ladder version Y2200 - Last updated: October 11, 2026

81% win rate based on all 54 runs ( SEE results for more details )

Simulations today (UTC): 54


I have made about 22 different versions of the Wolfie Ladder and have them all competing to see which is the best version. See the results page to see which is doing the best. When you go to lupopedia.com/wolfie_ladder/ the current winner is shown.

Version Y2200 is version Y with the goal raised to 2200. The starting bank is still 2000. It starts at step 1, and a win on any step returns to step 1. A loss on step 16 returns to step 1 when the bank is still at least 100. Under 100, the run stops. The other version Y variations are Y (starting bank 2000, win 100) and Y3500 (starting bank 3000, win 500).

People keep misunderstanding what I actually built, so here is the truth in plain English: I am not a gambler — I am a programmer. I did not sit there playing 10,000 roulette games like some guy with a lucky rabbit foot. I wrote a program that runs this one-stage ladder — sixteen steps, from $4 up to $250 — across 50 to 300 simultaneous games on a single page, and then I repeated that whole batch 10,000 times. That is how you get a real statistical picture. That is how you reach a ~90% win rate. Not vibes. Not superstition. Not “progressions” like Fibonacci that blow up the moment variance sneezes. The Wolfie Ladder is engineered to survive streaks, recover losses, and beat the distribution curve — and I tested it by running 10,000+ full sequences in under 30 minutes, not by hand playing one spin at a time. If people think I sat there clicking red/black like a zombie, they really do not understand who they are talking to. When i first made this system luck i guess was on my side because the first few hundred times i was playing it i was winning at a rate of 91% of the time but as i kept running it more and more times the win rate started to drop and now it is between ~83% and ~90% . And here’s the part people really don’t understand: the Wolfie Ladder wins even when the game‑level win rate is losing. For example — in one of the sequences, the system played 92 total games. Out of those:
38 wins
54 losses
Including a brutal streak where it lost every single bet from #52 through #67
That’s 16 consecutive losses in the middle of the run.
And despite that? Despite losing more games than it won? Despite eating a variance spike that would vaporize Fibonacci, Martingale, or any “pro gambler” strategy?
It still finished the sequence up +$100.
That’s the point. The Ladder doesn’t care about “win more than you lose.” It cares about sequence structure, distribution recovery, and controlled escalation. It’s engineered to survive streaks, absorb damage, and still exit the sequence profitable — even when the raw win/loss ratio looks terrible.
This is why the system works. This is why the win rate stabilizes around ~86.2%+ across 10,000 full trials. Not because it wins every spin — but because it wins the sequence.

This page is version Y with the goal at 2200. A loss on step 16 goes back to step 1 while the bank is still at least 100.

THE WOLFIE LADDER SYSTEM (Step-by-Step)

CLICK HERE IF YOU WANT TO KNOW THE REASONING BEHIND THESE STEPS
STAGE 1:
1️⃣ Bet $4 on the first dozen. Win → Step 1. Lose → Step 2. ( net win at this step is $8 )
2️⃣ Bet $6 on the first dozen. Win → Step 1. Lose → Step 3. ( net win at this step is $8 )
3️⃣ Bet $9 on the first dozen. Win → Step 1. Lose → Step 4. ( net win at this step is $8 )
4️⃣ Bet $13 on the first dozen. Win → Step 1. Lose → Step 5. ( net win at this step is $7 )
5️⃣ Bet $20 on the first dozen. Win → Step 1. Lose → Step 6. ( net win at this step is $8 )
6️⃣ Bet $30 on the first dozen. Win → Step 1. Lose → Step 7. ( net win at this step is $8 )
7️⃣ Bet $40 on the first dozen. Win → Step 1. Lose → Step 8. ( net win at this step is -$2 )
8️⃣ Bet $50 on the first dozen. Win → Step 1. Lose → Step 9. ( net win at this step is -$22 )
9️⃣ Bet $75 on the first dozen. Win → Step 1. Lose → Step 10. ( net win at this step is -$22 )
🔟 Bet $100 on the first dozen. Win → Step 1. Lose → Step 11. ( net win at this step is -$47 )
1️⃣1️⃣ Bet $125 on the first dozen. Win → Step 1. Lose → Step 12. ( net win at this step is -$97 )
1️⃣2️⃣ Bet $150 on the first dozen. Win → Step 1. Lose → Step 13. ( net win at this step is -$172 )
1️⃣3️⃣ Bet $175 on the first dozen. Win → Step 1. Lose → Step 14. ( net win at this step is -$272 )
1️⃣4️⃣ Bet $200 on the first dozen. Win → Step 1. Lose → Step 15. ( net win at this step is -$397 )
1️⃣5️⃣ Bet $225 on the first dozen. Win → Step 1. Lose → Step 16. ( net win at this step is -$547 )
1️⃣6️⃣ Bet $250 on the first dozen. Win → Step 1. Lose and bank is still at least 100 → Step 1. Lose and bank is under 100 → game over. ( net win at this step is -$722 )

Roulette wheel
This system was build using 80 diffent ai agents across 8 LLM models to test the best possible system for roulette using lupopedia AI platform.
The programmer captain wolfie (Eric) was too board playing just one game at a time so programmed this to play up to 1000 games all at once, that way can play thousands of times a minute and find the best stratagy that holds up . .
Want the full story? Check out the Patreon post for the complete dialog between Captain Wolfie, Grok, and the mischievous Lilith!

Probability Reality Check

This version is only stage 1, steps 1 through 16. A win on any step returns to step 1. A loss moves to the next step. A loss on the $250 bet at step 16 returns to step 1 when the bank is still at least 100. Under 100, the run stops. A dozen bet hits 12 of 38 numbers, about 31.58% of the time, and loses about 68.42% of the time. Losing all 16 bets in a row is about 0.23%, so one pass of the stage survives about 99.77% of the time. The house edge is still there. This is controlled exposure, not a guaranteed profit.

2000-Round Simulation (American Wheel Model)

MySQL connected to collab52_salessyntax on localhost. This run was saved to wolfie_ladder_runs.

Every time this page loads it simulates 2000 games using the WOLFIE Ladder exactly as defined here or stops if you win $200+ How did you do? If the run ended in the cliff, click here to try again and generate a fresh 2000-game sequence. Saved runs are listed on wolfie_ladder_results.php.

Final Bank
2,200.00
Net Units
+200.00
Wins / Losses
77 / 156
Max Step Reached
13
Run Status
Target Hit
Table Limit Hit
No
Bank Depleted
No

Below is one 2000-bet run. Each roll uses the real American wheel odds (12/38 for single dozen). Every time a win hits, we reset or loop based on rules.

# Bet Wheel Result Bank Next Step Mode
1 4 on first dozen 31 Loss 1,996.00 2 Step 1
2 6 on first dozen 18 Loss 1,990.00 3 Step 2
3 9 on first dozen 00 Loss 1,981.00 4 Step 3
4 13 on first dozen 16 Loss 1,968.00 5 Step 4
5 20 on first dozen 00 Loss 1,948.00 6 Step 5
6 30 on first dozen 2 Win 2,008.00 1 Step 6
7 4 on first dozen 14 Loss 2,004.00 2 Step 1
8 6 on first dozen 20 Loss 1,998.00 3 Step 2
9 9 on first dozen 18 Loss 1,989.00 4 Step 3
10 13 on first dozen 34 Loss 1,976.00 5 Step 4
11 20 on first dozen 30 Loss 1,956.00 6 Step 5
12 30 on first dozen 29 Loss 1,926.00 7 Step 6
13 40 on first dozen 32 Loss 1,886.00 8 Step 7
14 50 on first dozen 14 Loss 1,836.00 9 Step 8
15 75 on first dozen 00 Loss 1,761.00 10 Step 9
16 100 on first dozen 11 Win 1,961.00 1 Step 10
17 4 on first dozen 15 Loss 1,957.00 2 Step 1
18 6 on first dozen 28 Loss 1,951.00 3 Step 2
19 9 on first dozen 9 Win 1,969.00 1 Step 3
20 4 on first dozen 1 Win 1,977.00 1 Step 1
21 4 on first dozen 15 Loss 1,973.00 2 Step 1
22 6 on first dozen 5 Win 1,985.00 1 Step 2
23 4 on first dozen 19 Loss 1,981.00 2 Step 1
24 6 on first dozen 12 Win 1,993.00 1 Step 2
25 4 on first dozen 23 Loss 1,989.00 2 Step 1
26 6 on first dozen 00 Loss 1,983.00 3 Step 2
27 9 on first dozen 14 Loss 1,974.00 4 Step 3
28 13 on first dozen 34 Loss 1,961.00 5 Step 4
29 20 on first dozen 4 Win 2,001.00 1 Step 5
30 4 on first dozen 32 Loss 1,997.00 2 Step 1
31 6 on first dozen 5 Win 2,009.00 1 Step 2
32 4 on first dozen 35 Loss 2,005.00 2 Step 1
33 6 on first dozen 6 Win 2,017.00 1 Step 2
34 4 on first dozen 18 Loss 2,013.00 2 Step 1
35 6 on first dozen 0 Loss 2,007.00 3 Step 2
36 9 on first dozen 30 Loss 1,998.00 4 Step 3
37 13 on first dozen 15 Loss 1,985.00 5 Step 4
38 20 on first dozen 30 Loss 1,965.00 6 Step 5
39 30 on first dozen 30 Loss 1,935.00 7 Step 6
40 40 on first dozen 27 Loss 1,895.00 8 Step 7
41 50 on first dozen 31 Loss 1,845.00 9 Step 8
42 75 on first dozen 17 Loss 1,770.00 10 Step 9
43 100 on first dozen 30 Loss 1,670.00 11 Step 10
44 125 on first dozen 19 Loss 1,545.00 12 Step 11
45 150 on first dozen 20 Loss 1,395.00 13 Step 12
46 175 on first dozen 3 Win 1,745.00 1 Step 13
47 4 on first dozen 21 Loss 1,741.00 2 Step 1
48 6 on first dozen 28 Loss 1,735.00 3 Step 2
49 9 on first dozen 0 Loss 1,726.00 4 Step 3
50 13 on first dozen 7 Win 1,752.00 1 Step 4
51 4 on first dozen 7 Win 1,760.00 1 Step 1
52 4 on first dozen 0 Loss 1,756.00 2 Step 1
53 6 on first dozen 32 Loss 1,750.00 3 Step 2
54 9 on first dozen 3 Win 1,768.00 1 Step 3
55 4 on first dozen 11 Win 1,776.00 1 Step 1
56 4 on first dozen 24 Loss 1,772.00 2 Step 1
57 6 on first dozen 33 Loss 1,766.00 3 Step 2
58 9 on first dozen 2 Win 1,784.00 1 Step 3
59 4 on first dozen 20 Loss 1,780.00 2 Step 1
60 6 on first dozen 7 Win 1,792.00 1 Step 2
61 4 on first dozen 24 Loss 1,788.00 2 Step 1
62 6 on first dozen 24 Loss 1,782.00 3 Step 2
63 9 on first dozen 15 Loss 1,773.00 4 Step 3
64 13 on first dozen 13 Loss 1,760.00 5 Step 4
65 20 on first dozen 27 Loss 1,740.00 6 Step 5
66 30 on first dozen 14 Loss 1,710.00 7 Step 6
67 40 on first dozen 4 Win 1,790.00 1 Step 7
68 4 on first dozen 14 Loss 1,786.00 2 Step 1
69 6 on first dozen 4 Win 1,798.00 1 Step 2
70 4 on first dozen 16 Loss 1,794.00 2 Step 1
71 6 on first dozen 35 Loss 1,788.00 3 Step 2
72 9 on first dozen 32 Loss 1,779.00 4 Step 3
73 13 on first dozen 19 Loss 1,766.00 5 Step 4
74 20 on first dozen 21 Loss 1,746.00 6 Step 5
75 30 on first dozen 18 Loss 1,716.00 7 Step 6
76 40 on first dozen 30 Loss 1,676.00 8 Step 7
77 50 on first dozen 27 Loss 1,626.00 9 Step 8
78 75 on first dozen 3 Win 1,776.00 1 Step 9
79 4 on first dozen 12 Win 1,784.00 1 Step 1
80 4 on first dozen 35 Loss 1,780.00 2 Step 1
81 6 on first dozen 15 Loss 1,774.00 3 Step 2
82 9 on first dozen 36 Loss 1,765.00 4 Step 3
83 13 on first dozen 1 Win 1,791.00 1 Step 4
84 4 on first dozen 17 Loss 1,787.00 2 Step 1
85 6 on first dozen 21 Loss 1,781.00 3 Step 2
86 9 on first dozen 32 Loss 1,772.00 4 Step 3
87 13 on first dozen 28 Loss 1,759.00 5 Step 4
88 20 on first dozen 4 Win 1,799.00 1 Step 5
89 4 on first dozen 19 Loss 1,795.00 2 Step 1
90 6 on first dozen 23 Loss 1,789.00 3 Step 2
91 9 on first dozen 34 Loss 1,780.00 4 Step 3
92 13 on first dozen 10 Win 1,806.00 1 Step 4
93 4 on first dozen 9 Win 1,814.00 1 Step 1
94 4 on first dozen 30 Loss 1,810.00 2 Step 1
95 6 on first dozen 16 Loss 1,804.00 3 Step 2
96 9 on first dozen 26 Loss 1,795.00 4 Step 3
97 13 on first dozen 7 Win 1,821.00 1 Step 4
98 4 on first dozen 30 Loss 1,817.00 2 Step 1
99 6 on first dozen 36 Loss 1,811.00 3 Step 2
100 9 on first dozen 31 Loss 1,802.00 4 Step 3
101 13 on first dozen 19 Loss 1,789.00 5 Step 4
102 20 on first dozen 23 Loss 1,769.00 6 Step 5
103 30 on first dozen 6 Win 1,829.00 1 Step 6
104 4 on first dozen 1 Win 1,837.00 1 Step 1
105 4 on first dozen 31 Loss 1,833.00 2 Step 1
106 6 on first dozen 14 Loss 1,827.00 3 Step 2
107 9 on first dozen 17 Loss 1,818.00 4 Step 3
108 13 on first dozen 29 Loss 1,805.00 5 Step 4
109 20 on first dozen 30 Loss 1,785.00 6 Step 5
110 30 on first dozen 1 Win 1,845.00 1 Step 6
111 4 on first dozen 9 Win 1,853.00 1 Step 1
112 4 on first dozen 23 Loss 1,849.00 2 Step 1
113 6 on first dozen 12 Win 1,861.00 1 Step 2
114 4 on first dozen 1 Win 1,869.00 1 Step 1
115 4 on first dozen 26 Loss 1,865.00 2 Step 1
116 6 on first dozen 30 Loss 1,859.00 3 Step 2
117 9 on first dozen 3 Win 1,877.00 1 Step 3
118 4 on first dozen 2 Win 1,885.00 1 Step 1
119 4 on first dozen 19 Loss 1,881.00 2 Step 1
120 6 on first dozen 30 Loss 1,875.00 3 Step 2
121 9 on first dozen 19 Loss 1,866.00 4 Step 3
122 13 on first dozen 2 Win 1,892.00 1 Step 4
123 4 on first dozen 35 Loss 1,888.00 2 Step 1
124 6 on first dozen 8 Win 1,900.00 1 Step 2
125 4 on first dozen 15 Loss 1,896.00 2 Step 1
126 6 on first dozen 4 Win 1,908.00 1 Step 2
127 4 on first dozen 19 Loss 1,904.00 2 Step 1
128 6 on first dozen 8 Win 1,916.00 1 Step 2
129 4 on first dozen 22 Loss 1,912.00 2 Step 1
130 6 on first dozen 18 Loss 1,906.00 3 Step 2
131 9 on first dozen 26 Loss 1,897.00 4 Step 3
132 13 on first dozen 3 Win 1,923.00 1 Step 4
133 4 on first dozen 35 Loss 1,919.00 2 Step 1
134 6 on first dozen 14 Loss 1,913.00 3 Step 2
135 9 on first dozen 30 Loss 1,904.00 4 Step 3
136 13 on first dozen 22 Loss 1,891.00 5 Step 4
137 20 on first dozen 35 Loss 1,871.00 6 Step 5
138 30 on first dozen 4 Win 1,931.00 1 Step 6
139 4 on first dozen 0 Loss 1,927.00 2 Step 1
140 6 on first dozen 15 Loss 1,921.00 3 Step 2
141 9 on first dozen 35 Loss 1,912.00 4 Step 3
142 13 on first dozen 12 Win 1,938.00 1 Step 4
143 4 on first dozen 25 Loss 1,934.00 2 Step 1
144 6 on first dozen 20 Loss 1,928.00 3 Step 2
145 9 on first dozen 10 Win 1,946.00 1 Step 3
146 4 on first dozen 13 Loss 1,942.00 2 Step 1
147 6 on first dozen 33 Loss 1,936.00 3 Step 2
148 9 on first dozen 16 Loss 1,927.00 4 Step 3
149 13 on first dozen 8 Win 1,953.00 1 Step 4
150 4 on first dozen 5 Win 1,961.00 1 Step 1
151 4 on first dozen 1 Win 1,969.00 1 Step 1
152 4 on first dozen 12 Win 1,977.00 1 Step 1
153 4 on first dozen 34 Loss 1,973.00 2 Step 1
154 6 on first dozen 11 Win 1,985.00 1 Step 2
155 4 on first dozen 30 Loss 1,981.00 2 Step 1
156 6 on first dozen 33 Loss 1,975.00 3 Step 2
157 9 on first dozen 11 Win 1,993.00 1 Step 3
158 4 on first dozen 29 Loss 1,989.00 2 Step 1
159 6 on first dozen 16 Loss 1,983.00 3 Step 2
160 9 on first dozen 0 Loss 1,974.00 4 Step 3
161 13 on first dozen 35 Loss 1,961.00 5 Step 4
162 20 on first dozen 28 Loss 1,941.00 6 Step 5
163 30 on first dozen 4 Win 2,001.00 1 Step 6
164 4 on first dozen 2 Win 2,009.00 1 Step 1
165 4 on first dozen 13 Loss 2,005.00 2 Step 1
166 6 on first dozen 22 Loss 1,999.00 3 Step 2
167 9 on first dozen 31 Loss 1,990.00 4 Step 3
168 13 on first dozen 6 Win 2,016.00 1 Step 4
169 4 on first dozen 25 Loss 2,012.00 2 Step 1
170 6 on first dozen 30 Loss 2,006.00 3 Step 2
171 9 on first dozen 35 Loss 1,997.00 4 Step 3
172 13 on first dozen 15 Loss 1,984.00 5 Step 4
173 20 on first dozen 10 Win 2,024.00 1 Step 5
174 4 on first dozen 8 Win 2,032.00 1 Step 1
175 4 on first dozen 35 Loss 2,028.00 2 Step 1
176 6 on first dozen 21 Loss 2,022.00 3 Step 2
177 9 on first dozen 34 Loss 2,013.00 4 Step 3
178 13 on first dozen 5 Win 2,039.00 1 Step 4
179 4 on first dozen 14 Loss 2,035.00 2 Step 1
180 6 on first dozen 8 Win 2,047.00 1 Step 2
181 4 on first dozen 3 Win 2,055.00 1 Step 1
182 4 on first dozen 25 Loss 2,051.00 2 Step 1
183 6 on first dozen 15 Loss 2,045.00 3 Step 2
184 9 on first dozen 5 Win 2,063.00 1 Step 3
185 4 on first dozen 8 Win 2,071.00 1 Step 1
186 4 on first dozen 29 Loss 2,067.00 2 Step 1
187 6 on first dozen 34 Loss 2,061.00 3 Step 2
188 9 on first dozen 33 Loss 2,052.00 4 Step 3
189 13 on first dozen 25 Loss 2,039.00 5 Step 4
190 20 on first dozen 18 Loss 2,019.00 6 Step 5
191 30 on first dozen 30 Loss 1,989.00 7 Step 6
192 40 on first dozen 27 Loss 1,949.00 8 Step 7
193 50 on first dozen 2 Win 2,049.00 1 Step 8
194 4 on first dozen 35 Loss 2,045.00 2 Step 1
195 6 on first dozen 11 Win 2,057.00 1 Step 2
196 4 on first dozen 9 Win 2,065.00 1 Step 1
197 4 on first dozen 31 Loss 2,061.00 2 Step 1
198 6 on first dozen 15 Loss 2,055.00 3 Step 2
199 9 on first dozen 5 Win 2,073.00 1 Step 3
200 4 on first dozen 20 Loss 2,069.00 2 Step 1
201 6 on first dozen 2 Win 2,081.00 1 Step 2
202 4 on first dozen 7 Win 2,089.00 1 Step 1
203 4 on first dozen 11 Win 2,097.00 1 Step 1
204 4 on first dozen 24 Loss 2,093.00 2 Step 1
205 6 on first dozen 32 Loss 2,087.00 3 Step 2
206 9 on first dozen 9 Win 2,105.00 1 Step 3
207 4 on first dozen 6 Win 2,113.00 1 Step 1
208 4 on first dozen 16 Loss 2,109.00 2 Step 1
209 6 on first dozen 33 Loss 2,103.00 3 Step 2
210 9 on first dozen 20 Loss 2,094.00 4 Step 3
211 13 on first dozen 15 Loss 2,081.00 5 Step 4
212 20 on first dozen 7 Win 2,121.00 1 Step 5
213 4 on first dozen 4 Win 2,129.00 1 Step 1
214 4 on first dozen 18 Loss 2,125.00 2 Step 1
215 6 on first dozen 23 Loss 2,119.00 3 Step 2
216 9 on first dozen 10 Win 2,137.00 1 Step 3
217 4 on first dozen 5 Win 2,145.00 1 Step 1
218 4 on first dozen 16 Loss 2,141.00 2 Step 1
219 6 on first dozen 3 Win 2,153.00 1 Step 2
220 4 on first dozen 19 Loss 2,149.00 2 Step 1
221 6 on first dozen 5 Win 2,161.00 1 Step 2
222 4 on first dozen 15 Loss 2,157.00 2 Step 1
223 6 on first dozen 19 Loss 2,151.00 3 Step 2
224 9 on first dozen 35 Loss 2,142.00 4 Step 3
225 13 on first dozen 10 Win 2,168.00 1 Step 4
226 4 on first dozen 19 Loss 2,164.00 2 Step 1
227 6 on first dozen 29 Loss 2,158.00 3 Step 2
228 9 on first dozen 3 Win 2,176.00 1 Step 3
229 4 on first dozen 7 Win 2,184.00 1 Step 1
230 4 on first dozen 29 Loss 2,180.00 2 Step 1
231 6 on first dozen 14 Loss 2,174.00 3 Step 2
232 9 on first dozen 4 Win 2,192.00 1 Step 3
233 4 on first dozen 8 Win 2,200.00 1 Step 1

Probability Reality Check

To understand the logic behind my system, I first need to explain what I call the gambling crimes against statistics and probability math that most online “systems” commit. Take the Fibonacci sequence used for dozen bets — the classic 1, 1, 2, 3, 5, 8, 13, 21, 34, 55… progression. Beautiful in nature, great for sunflowers, terrible for roulette.

The Core Probability Error

A standard dozen bet covers 12 numbers on an American wheel (38 pockets). So the true win probability is:

12/38 = 31.58% win

26/38 = 68.42% loss

This probability never changes, even after 20 losses. The wheel has no memory. If you track every 21st bet after a 20‑loss streak, the win rate still converges to 31.58%. (and Brah I actually have done this)

Compounded Probability vs. Changing Odds

People confuse compounded probability with changing odds. They are not the same.

Each spin still has a 68.42% chance of losing, but the probability of losing multiple times in a row compounds:

After about seven losses, the absolute drop per step becomes small, but the next spin is still 31.58% to win. Restarting the sequence does not change the odds; it only changes your bankroll exposure. Also, after building many versions of this system, I found something counterintuitive. Stopping at step six and then resetting the sequence consistently performed about three to four percent better than continuing to step seven. Even though reaching step seven is only about a one‑in‑ten event, stacking four or five of those one‑in‑ten chances ends up being stronger than pushing the ladder all the way to step seven.

The Fibonacci Net‑Win Trap

As you climb the Fibonacci ladder, your bet size increases — but your net win target also increases, even though the odds never improve.

Using the first 9 Fibonacci bets (1, 1, 2, 3, 5, 8, 13, 21, 34) with a 2:1 dozen payout:

But every one of those bets still wins 31.58% of the time.

Why this is mathematically stupid

Correct Comparison: Even‑Money vs. Dozen Bets

Even‑Money (red/black)

Compounded losses:

By the 5th bet, you’ve already lost more than you can realistically win back.

Dozen Bets

Compounded losses:

The Real Trade‑Off

A correct dozen‑based system would:

Bottom Line

Also I have a system that wins $100 in sequences of bets 90% of the time so, again, respectfully:

variance can Suck it.

👉 Wolfie Ladder: https://lupopedia.com/wolfie_ladder/