Minions are character cards with attack power and health.
It can be summoned to any square on the board and attack other minions and players.
Spell is magic card that disappear when used.
There are a wide variety of cards that can deal damage to minions and players, recover and support.
Since it disappears once you use it, it is also characterized by many having strong effects.
Relics are object cards that do not have attack power or physical strength.
It mainly exerts support type effects such as strengthening friendly minions and weakening enemy minions.
Since they are summoned on the board, many of them have a permanent effect.