TierA.I.M. is a 2D reaction shooter where the player doesn’t move. Intercept enemy bullets, choose upgrades between attacks, and build your own strategy. Experience the thrill of shooting down enemies and defeat the final boss to clear the game.

The player cannot move. This is a 2D reaction-based shooter where you intercept enemy bullets approaching from the front and push through the waves. With simple controls, you can enjoy tense, fast-paced battles, while building your own strategy through upgrade choices presented between attacks. Feel the satisfaction of shooting down enemies combined with finely crafted action effects, and defeat the final wave boss to clear the game.

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TierA.I.M. Achievements