Play Duel Masters - Kaijudo Showdown (Endless Piracy) (E) Online

Duel Masters - Kaijudo Showdown (Endless Piracy) (E) is a GBA card battler that feels like a stripped-down version of the physical game. You start with a basic deck, and the first few matches are simple—just summon creatures and hope for the best. But once you unlock better cards, the strategy starts to click.

The AI isn't too sharp early on, so you can get away with brute-forcing wins. Later duels force you to actually think about timing and card combos. The pixel art for the creatures is decent, though some of the effects look a little rough on the small screen.

It's not the deepest card game out there, but Duel Masters - Kaijudo Showdown (Endless Piracy) (E) works well enough for quick matches when you're in the mood for something simple.