Paper Planet achievements

Beat Boss Rush without firing more than 100 bullets.

Use over half of the items in Boss Rush.

Beat the game and perfect every zone.

Defeat the Wildfire and their very safe, no-chance-of-exploding ship for the first time.

Defeat the Wildfire and their mech with unnecessary legs for the first time.

Defeat Zenith after he declared himself "King of the Cosmos", for the first time.

Beat the game or boss rush without getting hit.

Achieve a speed stat higher than 200.

Complete the first zone without missing a single shot.