Looking for the best action .io multiplayer robot games? Then here on BrightestGames.com we have prepared a cool adventure killing machine game called Warbot.io. Let the adventure and killing start in this survival .io game. Enter the 3D arena filled with futuristic killing machines and survive to be the best! Acquire special upgrade capsules during battle like VulcanBot fires quickly, and MissileBot unleashes homing missiles. You can play with friends from all over the world, with up to 100 at a time. Burn your enemies to the ground with flames in Warbot io!