BigSquirrel
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Hyperliquid Sim
PERPETUALS
online
Trade 120+ perp markets against a live replica of the real order book — real L2 depth, real funding, real maker/taker fees.
120+ markets
L2 depth
real fees
enter →
Polymarket Sim
PREDICTION MARKETS
online
Trade real-world event markets with live odds mirrored from the real venue — YES/NO shares, real liquidity, real resolution.
YES 64¢
NO 36¢
Fed cuts rates in September?
live odds
event markets
real resolution
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more venues on the roadmap