Its a classic space invaders game mixed with ship upgrades and a challenging AI.
Invaders Zero is one of many Arcade Games to play online on your web browser for free at KBH Games. Tagged as Arcade Games, Invaders Games, and Zero Games. Upvoted by 21 players. Other games you might like are Super Space Invaders (Arcade) and Zap Trap: Penn Zero. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.