Metriod Fusion: SA-X! duh
Metroid Z3r0 mission: L33t P!r4t3s!
Mario Games: Koopa Troopas
Mega Man Games: the guy's with the sheilds
Mario Golf: THE COURSE!
Pikmin 1 and 2: The bugs that un build bridges.
Zelda: angry chickens.
Boktai: Invisible enemies when you have no sunlight.
Advanced Wars: Sturm
Advanced Wars 2: Hawke
Final Fantasy Tactics Advanced: Rival Clans
Silent Hill 4: THe Stinking invincible ghost!