From TV Animation: One Piece Treasure Battle! Cheats - GameCube

Play as Ace
Complete Deck 9 by collecting cards 007, 037, 038, 078, 101, 185.

Play as Alvida
Complete Deck 8 by collecting cards 067, 081, 104, 105, 119.

Play as Buggy
Complete Deck 7 by collecting cards 068, 082, 083, 106, 179.

Play as Mihawk
Complete Deck 20 by collecting cards 071, 089, 090, 125, 148, 153.

Play as Rocky
Complete Deck 17 by collecting cards 048, 060, 113, 117, 178.

Play as Shanks
Complete Deck 19 by collecting cards 066, 075, 076, 077, 097, 089.

Play as Sir Crocodile
Complete Deck 5 by collecting cards 020, 191, 215, 241, 269.

Play as Tashigi
Complete Deck 2 by collecting cards 008, 136, 240, 268.

Miss Allsunday alternate costume
Complete Deck 27 by collecting cards 017, 018, 186, 192, 233, 234.

Nami alternate costume
Complete Deck 23 by collecting cards 015, 063, 123, 208, 231, 237.

Roronoa Zoro alternate costume
Complete Deck 22 by collecting cards 014, 062, 122, 182, 230, 250.

Sanji alternate costume
Complete Deck 25 by collecting cards 065, 124, 183, 188, 232, 251.

Usopp alternate costume
Complete Deck 24 by collecting cards 004, 032, 064, 092, 150, 266.

Carue Tobu stage
Complete Deck 16 by collecting cards 202, 221, 255, 261.

Mezase! Doubutsu oh stage
Complete Deck 15 by collecting cards 011, 026, 043, 058.

Mezase! Soccer oh stage
Complete Deck 14 by collecting cards 033, 034, 094, 095.

Mezase! Uminosenshi stage
Complete Deck 13 by collecting cards 046, 093, 131, 257.