A single order worth $212 million can freeze a market in minutes. In April 2025, a 2,500 BTC sell order appeared on Binance at $85,600 and then vanished, rattling traders and distorting price action, as CoinDesk reported. This article explains what sell walls are, how spoofing exploits them, and what the enforcement landscape looks like in 2026. For traders navigating order book dynamics on centralized exchanges, separating legitimate resistance from deception is now a structural skill. What a Sell Wall Is and How It Forms A sell wall is a concentration of limit sell orders at one price that absorbs buy-side pressure ... (full story)