Knightro Slime tank in Challenge mode:
To unlock the Knightro
tank in Challenge mode, go inside the church and press Y, L(2), Y, R(2),
Y, Up, Down, Select.
The Nemesis Slime in Challenge mode:
To
unlock The Nemesis tank in Challenge mode, go inside the church and
press Y, R(2), Up, L(2), L, Y, Down(3), Y, Select.
Giggles in
Tank Masters mode:
To unlock Giggles in Tank Masters mode, beat
the game, then talk to “Meggan”, the green Egg Slime in the northwest
building of the central part of town.
Gott Schliemen in Tank
Masters mode:
To unlock Gott Schliemen in Tank Masters mode,
defeat the final Boss and rescue all 100 Slimes. Then, defeat Hooly and
the Shogun in the last round of Tank Masters mode.
Schwarzen
in Tank Masters mode:
To unlock Schwarzen in Tank Masters mode,
defeat the final Boss. Then, go to where you defeated Slival on Mt.
Krakatroda. Defeat Slival again.