What if Bitcoin breaks below $50,000 support?
A decisive break below $50k forces liquidation of crowded leveraged longs — short MSTR and ETH as the high-beta wreckage, and note the cascade's risk-appetite leg has the wrong sign (crypto stress should drain broad risk, not add it). Rhymes with the Oct-2025 record $19bn liquidation cascade and the May-2021 leverage flush. Forward angle: with MSTR and ETF flows now the marginal holder, basis and perp funding go deeply negative fast — the cross-asset spillover is bigger this cycle than in 2021.
Every number ships with its receipt — the odds, the range, the precedents, and a public grade at Reality Check. The statistical machinery that produces it is proprietary.
The butterfly cascade
How this trigger trickles across markets, left → right — the root shock, its first‑order moves, then the ripple effects. Drag any node; tap a market for its real price history.
Resolution timeline — how this probability is moving
Our model's odds (electric blue) over time vs the market's (Polymarket, amber), from the past toward the 0–6 months horizon. Each dot is a real macro event that nudged the probability — green pushed it up, red pushed it down. Tap a dot for the source. Loading the probability audit trail…
What it would mean
If this plays out, it is a risk-off shock. Bitcoin decisively breaks below $50,000, triggering forced deleveraging and cascading liquidations across crowded leveraged long positions. The trigger decomposes into signed root‑shocks — Bitcoin ▼ · Crypto liquidity ▼ · Risk appetite ▼ — which propagate through our causal graph to the markets below.