Passcodes
Below you'll find passcodes that you'll normally gain after defeating a stage boss. Each one has a description of what bosses have been defeated and how many items X will have.
| 1 | 6 | 4 | 8 | Bosses defeated: None |
| 2 | 8 | 3 | 4 | Energy hearts: 0 |
| 3 | 1 | 4 | 1 | Sub-tanks: 0 |
| 2 | 2 | 4 | 1 | Body Upgrades: None Armored Carriers: None |
| 1 | 6 | 7 | 8 | Bosses defeated: Blizzard Buffalo |
| 2 | 8 | 3 | 8 | Energy hearts: 0 |
| 7 | 1 | 4 | 6 | Sub-tanks: 0 |
| 2 | 2 | 4 | 1 | Body Upgrades: Boots Armored Carriers: None |
| 5 | 6 | 6 | 5 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse |
| 4 | 8 | 8 | 4 | Energy hearts: 1 |
| 5 | 3 | 5 | 6 | Sub-tanks: 1 |
| 4 | 2 | 4 | 1 | Body Upgrades: Boots Armored Carriers: None |
| 5 | 6 | 6 | 5 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino |
| 4 | 8 | 8 | 8 | Energy hearts: 1 |
| 2 | 3 | 5 | 8 | Sub-tanks: 2 |
| 1 | 2 | 4 | 1 | Body Upgrades: Boots Armored Carriers: None |
| 8 | 7 | 7 | 1 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish |
| 5 | 2 | 3 | 1 | Energy hearts: 2 |
| 2 | 5 | 4 | 8 | Sub-tanks: 2 |
| 3 | 4 | 5 | 8 | Body Upgrades: Boots Armored Carriers: None |
| 4 | 6 | 6 | 8 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish, Crush Crawfish |
| 4 | 8 | 8 | 8 | Energy hearts: 2 |
| 2 | 3 | 2 | 8 | Sub-tanks: 2 |
| 7 | 2 | 4 | 7 | Body Upgrades: Boots Armored Carriers: None |
| 8 | 7 | 7 | 3 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish, Crush Crawfish, Neon Tiger |
| 5 | 2 | 5 | 5 | Energy hearts: 3 |
| 4 | 5 | 8 | 8 | Sub-tanks: 3 |
| 3 | 4 | 5 | 8 | Body Upgrades: Boots, X-Buster Armored Carriers: None |
| 8 | 8 | 7 | 5 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish, Crush Crawfish, Neon Tiger, Gravity Beetle |
| 1 | 3 | 5 | 7 | Energy hearts: 5 |
| 6 | 5 | 8 | 2 | Sub-tanks: 3 |
| 3 | 3 | 5 | 6 | Body Upgrades: Boots, X-Buster, Helmet Armored Carriers: Frog |
| 4 | 8 | 7 | 4 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish, Crush Crawfish, Neon Tiger, Gravity Beetle, Blast Hornet |
| 5 | 3 | 6 | 5 | Energy hearts: 6 |
| 4 | 4 | 6 | 2 | Sub-tanks: 3 |
| 7 | 3 | 8 | 6 | Body Upgrades: Boots, X-Buster, Helmet, Armor Armored Carriers: Frog, Normal |
| 2 | 3 | 7 | 7 | Bosses defeated: Blizzard Buffalo, Toxic Seahorse, Tunnel Rhino, Volt Catfish, Crush Crawfish, Neon Tiger, Gravity Beetle, Blast Hornet |
| 5 | 1 | 6 | 3 | Energy hearts: 8 |
| 6 | 4 | 6 | 2 | Sub-tanks: 4 |
| 7 | 8 | 4 | 7 | Body Upgrades: Boots, X-Buster, Helmet, Armor Armored Carriers: Frog, Normal, Hawk, Kangaroo |