Settle This

Receipts.

Not opinion. Simulation with proof.

BJJ, MMA, Boxing — attribute-weighted matchups with transparent receipts. Deterministic outcomes, not hot takes.

Run a MatchupExplore BJJ
847 matchups192 fighters3 leagues

Live Debate

Interactive

76

Submission wins

Gordon Ryan

VS

10

World titles

Roger Gracie

Who's the actual GOAT?

BJJSettle this

Simulated matchup · Ruleset-aware · Receipts visible

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Featured Matchups

Settle the debate.

BJJ

Gordon Ryan vs Roger Gracie

No-gi GOAT vs gi GOAT

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BJJ

Marcelo Garcia vs Rafael Mendes

Guard wizard vs featherweight king

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BJJ

Craig Jones vs Nicky Ryan

DDS era vs B-Team era

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BJJ

Gordon Ryan vs Buchecha

Two most dominant heavyweights

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How It Works

Three steps. Full transparency.

01

Model

Fighters mapped across 8 weighted attributes — sourced from verified records, not opinion.

02

Simulate

Attribute matchups evaluated dimension-by-dimension with deterministic scoring logic.

03

Receipts

Every result comes with transparent breakdowns. See exactly why the engine leans one way.

Read the full methodology

Ready?

Run your matchup.

BJJ, MMA, and Boxing fighters scored across 8 weighted attributes. Transparent logic. Deterministic outcomes. Pick two and run it.

Run a Matchup

Simulated matchup · Ruleset-aware · Receipts visible

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Built independently. No ads. No investors. No gatekeepers.

Your support means more fighters, more sports, and a better engine for everyone.

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