Unexpected Bug
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Unexpected Bug


Help this scientist to fix his robot’s bug! try to last as long as possible, unlocking achievements and collecting upgrades in this run’n’gun retro game!

How to Play:

Arrow keys and “WAD” to move.
Mouse left click to shoot (if you have weapon upgrade).
Q or Shift to pause the game.
Spacebar for auto-fire. (upgrade first)
Other controls are in pause menu!

Play Unexpected Bug Online Game. One of many Retro Games to play online on your web browser for free at KBH Games. Tagged as Action Games, Bug Games, Retro Games, Run Games, Runner Games, Side Games, Unexpected Games, and Upgrades Games. Upvoted by 20 players. Other games you might like are Bug Bug in Sky Tower and Normal Bug Catching. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.