SONICvsMARIO

Split-screen race across 4 levels. First to each Master Emerald advances — Level 4’s emerald wins the match.

Player 1 — Sonic A / D run · W jump · S duck · S+W spin dash
Player 2 — Mario J / L run · I jump · K duck

Grab rings and coins. Stomp foes from above. Spikes, pits, and bombs sting. Clear Stages 1–3, then beat Eggman & Bowser for the final emerald on Level 4.