Spell the Card

Use mouse left click to interact, the green UI on the bottom right is the energy bar and the red UI above is the HP of the player.

the player can use card to cast spell and each card use different energy:

the fireball cost 2 energy and deals 3 damages,

the frost cost 3 energy and deals 2 damages to all enemies,

the knife cost 1 energy and deals 1 damage,

energy will be refilled after each round, after player's round would be enemies's round, each enemy will attack the player.