Multiplayer victory.
All 4 players won using the same character.
Medal gained.
Unlocked.
Gold score exceeded without using "dash" or "shield."
Bases protected without using "shoot."
130 enemies taken out with 1 laser pickup.
5 combos pulled off in succession.
Bonus rate increased to 400.
10 enemies taken down in an explosion.
1 world completed.
All worlds completed.