Yu-Gi-Oh The Eternal Duelist Soul walkthrough (Unlocking Booster Packs)

Battle Ox - Beat Umbra & Lumis 20 times
Black Luster Soldier Puzzle - Beat all opponents in Stage 3 10 times
Blue Eyes Toon Dragon - Beat Marik Ishtar 20 times
Blue Eyes Ultimate Dragon - Beat Stage 3
Blue Eyes White Dragon - Beat Yugi Moto 20 times
Blue Millenium Puzzle - Get 10 Wins in Stage 4
Buster Blader Beat - Yami Yugi 20 times
Exodia - Beat Joey Wheeler 20 times
Garoozis - Beat Stage 2
Gate Guardian Puzzle - Get 10 Wins in Stage 2
Gemini Elf - Beat Mako Tsunami 20 times
Golden Millenium Puzzle - Beat Simon once
Great Moth Puzzle - Beat all opponents in Stage 2 10 times
Green Millenium Puzzle - Beat all opponents in Stage 4 10 times
Harpy Lady Puzzle - Beat all opponents in Stage 1 10 times
Judge Man Puzzle - Get 10 Wins in Stage 1
Launcher Spider - Beat Mai Valentine 20 times
Millenium Eye - Beat Kaiba Seto 20 times
Relinquished Puzzle - Get 10 Wins in Stage 3
Tiger Axe - Beat Stage 1