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The Iron Turtle is free, permanently — no card, no subscription. There is nothing in it to protect: every rule is already written on this page, and the strategy has zero optimised parameters, so it is a discipline rather than a curve fit. It is also the safest thing we make. Spot only, no leverage, nothing that can be liquidated.
TANKSpot (1x)
Iron Turtle
Updated July 19, 2026 · v1.00 — rebuilt as the bear-market accumulator with Claude Fable 5
“Slow is smooth. Smooth is fast. The storm feeds those who planted before it.”
The monk returns, and he has stopped fighting entirely. While every timing strategy in the roster retreats to cash in bear markets, the Iron Turtle does the one thing the crowd cannot: he buys. A fixed tranche, on a fixed schedule, only while the bear regime is confirmed — no timing, no emotion, no chart-watching. When the bull returns, he simply stops and hands his stack to the bull. He never sells on his own. His discipline is the roster's answer to the oldest question in crypto: what should your cash DO during the bear?
Backtested · Jan 2018 – Jul 2026 (full history, rules fixed a priori) · hypothetical, not live results
Win Rate
87%
PnL / Year
+422%
Trades / Year
52
Max Drawdown
51%
Risk:Reward
5.2:1
Timeframe
Daily
Fighting Style
Rule-based bear-market accumulator, pure spot, buy-only. One fixed cash tranche on a regular schedule while a confirmed long-term downtrend is in force. Accumulation pauses the instant that trend is no longer confirmed. Never sells automatically — a hand-off alert fires when the uptrend confirms, and the stack is yours. Every rule was fixed before testing; nothing was optimized.
The roster's only bear-active product — and it is deliberately not a timing strategy. The Iron Turtle buys a fixed spot tranche ($100 default) on a regular schedule, ONLY while a confirmed long-term downtrend is in force — the same regime brain the timing strategies use to go flat, inverted into an accumulation trigger. It stops buying the moment that downtrend is no longer confirmed, and never sells on its own: when the uptrend confirms, you get a hand-off alert and the stack is yours. Full 2018–2026 characterization with every rule fixed in advance: $20,900 deployed only in bears became 1.69 BTC at a $12,363 average cost — worth +422% even at July 2026's bear price, with 13 of 15 completed cycles already green at hand-off. Full honesty: it sat −51% underwater at the December 2018 bottom, and every bear will feel like that. That is what buying fear costs, and why a machine does it better than you will. Spot only. No leverage. No repainting — the regime uses completed bars only.
Strengths
- + Backtested across the 2018, 2022 and 2026 bears: $20,900 deployed became 1.69 BTC at an average cost of $12,363 — worth $109,120 (+422%) even at today's bear price
- + 13 of 15 completed accumulation cycles were already green at bull hand-off
- + Buys when every other strategy (and human) is scared — the true counter-crowd product
- + Zero optimized parameters — a discipline, not a curve fit
Weaknesses
- - WILL be underwater during every bear — that is the entire design. Worst mid-bear mark: −51% vs invested (Dec 2018)
- - Results depend on BTC bears continuing to resolve into bulls, as every one so far has — history, not a law
- - Requires funding through the whole bear: budget ≈ tranche × 100
- - It is a cost-basis machine, not a return strategy — judge it by your average entry, not weekly P&L
Strategy Rules
Entry Conditions
- Confirmed bear-regime filter — two independent long-term trend checks (daily and weekly), computed from completed bars only (no repainting)
- One fixed cash tranche on a regular schedule while the bear regime holds
- Spot only, buy only — no leverage, no shorts, no timing
Exit Conditions
- Never sells automatically — the stack is yours
- Accumulation pauses the moment the regime is no longer bear
- Bull hand-off alert once the uptrend is confirmed — hold, or feed the timing strategies
When & How to Use
The Iron Turtle answers the question the rest of the roster leaves open: the timing strategies go to cash in bears — what does that cash do? His schedule is the answer: nothing in bull markets (he rests), automatic weekly buying in confirmed bears. Pair him with any timing core — Phoenix holding the bull, Turtle accumulating the bear — and the whole cycle is covered. Size the tranche so you can fund a full 2-year bear (budget ≈ tranche × 100), and judge him only by your average cost at the end of the bear, never by mid-bear P&L. He is a discipline you subscribe to, not a signal to react to.
Pairs Well With
BTC core holder — Turtle buys the bear, Phoenix rides the bull that follows
Fast striker for the bull leg — Turtle covers what it sits out
One plan includes every strategy — Iron Turtle plus any partner above, covering different cadences with no signal overlap. See plans →
Backtest Results
Jan 2018 – Jul 2026 (full history, rules fixed a priori)BTC/USDT52 trades
Context: Backtest period: Jan 2018 – Jul 2026 (full history, rules fixed a priori). Results reflect the market conditions of that period and may differ in different regimes. Past performance does not guarantee future results. Always do your own research and only trade with capital you can afford to lose.
Backtested since 2018 — the strategy tester's full record: 207 buys, $20,700 deployed, 1.67 BTC at $12,407 avg (+420%)
Backtest includes exchange commission and slippage on every trade — validated strategies model 0.06% taker fee + slippage per side.
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No card, no subscription, no expiry. Give us your TradingView username and we grant access to the script by hand. Our TradingView publications are under review there right now, so invites are on hold. You keep your place in the queue and we grant access the moment the scripts are back. Every rule it follows is written on this page.
Get it freeThe timing strategies are the paid ones. The Turtle only buys — it never tells you when to sell, and it never uses leverage.