Complete one of the following goals to unlock the corresponding feature, which may be enabled at the weapons or game options screen:
| Result | Goal |
| Worms bleed when shot | Earn gold medal in Basic Training mode |
| Aqua sheep | Earn gold medal in Super Sheep Racing training mode |
| Longbow power-up | Earn gold medal in Euthanasia training mode |
| Shotgun power-up | Earn gold medal in Rifle Range training mode |
| Grenade power-up | Earn gold medal in Artillery Range training mode |
| All weapon crates have sheep | Earn gold medal in Crazy Crates training mode |
| Invincibility | Earn an Elite rank in Deathmatch mode |
| Laser sight | Complete mission 4 |
| Jetpack | Complete mission 8 |
| Fast walk | Complete mission 13 |
| Invisibility in net games | Complete mission 16 |
| Low gravity | Complete mission 20 |
| Indestructible landscape | Complete mission 25 |
| Super Banana Bomb power-up | Complete mission 33 |
| Full Wormage game options | Gold medal and Elite rank in all |
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Game Shark Codes
Unlock All Training Missions Team 1
800C5BD9 000B
Unlock All Missions Team 1
800C5BD7 001B
Unlock All Training Missions Team 2
800C5CD9 000B
Unlock All Missions Team 2
800C5CD7 001B
Unlock All Training Missions Team 3
800C5DD9 000B
Unlock All Missions Team 3
800C5DD7 001B
Unlock All Training Missions Team 4
800C5ED9 000B
Unlock All Missions Team 4
800C5ED7 001B
Unlock All Training Missions Team 5
800C5FD9 000B
Unlock All Missions Team 5
800C5FD7 001B
Unlock All Training Missions Team 6
800C60D9 000B
Unlock All Missions Team 6
800C60D7 001B
Infinite Health Worm 1 [Note]
D125FF9C 8004
81260022 00FF
D1260FEC 8004
81261072 00FF
Infinite Health Worm 2 [Note]
D125FF9C 8004
812600C2 00FF
D1260FEC 8004
81261112 00FF
Infinite Health Worm 3 [Note]
D125FF9C 8004
81260162 00FF
D1260FEC 8004
812611B2 00FF
Infinite Health Worm 4 [Note]
D125FF9C 8004
81260202 00FF
D1260FEC 8004
81261252 00FF
Infinite Health Worm 5 [Note]
D125FF9C 8004
812602A2 00FF
D1260FEC 8004
812612F2 00FF
Infinite Health Worm 6 [Note]
D125FF9C 8004
81260342 00FF
D1260FEC 8004
81261392 00FF
Note: You must have a 3.0 or higher version of the Game Shark to use these codes. Create a new team, reset the system, then use these codes.
