Shin Megami Tensei Trading Card: Card Summoner is a trading card game for the Game Boy Color. Players assume the role of Yuuji Kino, a young aspiring champion. Unlike other titles in the series, gameplay revolves around summoning and controlling demons using cards obtained through battles or by defeating other characters, enabling strategic challenges and card collection.
The player controls Yuuji Kino, a young kid who's training to win the Card Championship. Unlike the other games in the series, the player summons and control his demons by cards that are gained by defeating others characters or in random battles.