Bankroll Lab

This is where most people fail. Not odds — behavior. This shows how fast money disappears depending on bet size and edge.

Starting bankroll Bet size per round House edge (%) Number of rounds

Expected loss

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Ending bankroll

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Risk level

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Bankroll Over Time

Solid line = expected EV decline. Dashed = one simulated session path. Click Run Simulation again to see a different random path.

Reality

Even small edges destroy bankrolls over time. The faster you bet relative to bankroll, the faster you go broke. The chart above is not a horror story — it is just arithmetic.

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