Weapons
Successfully complete the following tasks to get the blocks needed to fuse the corresponding weapons or the item itself:
100 Air, Fire, Soil, and H2O Meteos: Successfully complete a 100-Meteo War in less than ten seconds.
100 Iron, Zap, Zoo and Herb Meteos: Play at least three wireless multi-player games.
Cross Bomb: Unlock the true ending for Star Trip Straight mode.
Eraser: Get five other player profiles.
Fury Hammer: Successfully complete Multi mode.
Smoke Screen: Get at least 100,000 points in a 5:00 time war.