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Default Controls
← → ↑ ↓ = Directions
Z = A, X = B
A = X, S = Y
D = L, C = R
Enter (↵) = Start
Shift = Select
About the K.O. – The Pro Boxing (Japan) Gameboy Color (GBC) Online Game
Hey there! Ready to step into the ring and show off your boxing skills? Play “K.O. – The Pro Boxing (Japan)” on your browser for free! Choose your fighter, master powerful punches, and defeat your opponents to become the champion. No downloads required, just click and play. Are you tough enough to knockout your way to victory? Let’s find out!
