Default Controls
← → ↑ ↓ = Directions
Z = A, X = B
A = X, S = Y
D = L, C = R
Enter (↵) = Start
Shift = Select
About the Monster Mayhem – Build and Battle (USA) Nintendo DS (NDS) Online Game
Welcome to Monster Mayhem – Build and Battle! In this game, you can create your own monsters and battle against other players online. No need to download anything, simply play in your browser for free. Customize your monsters with different abilities and compete in epic battles. Join the fun and show off your monster-building skills today!