pokemon regice card - 28/111 Reverse Holo Rare done to Regice ex by the Attacking Pokémon Top 15 Regice Pokemon cards

Felidar Sovereign I should note that Felidar Sovereign is only really viable in Commander where your starting life total is 40

Steelbane Hydra Steelbane Hydra is a solid green creature for artifact hate that can be built around to great effect

Each crystal is assigned a specific Magic mana color: The Earth Crystal - green The Fire Crystal - red The Water Crystal - blue The Wind Crystal - white While each crystal results in a -1 decrease to spell-casting cost, one has its own unique effects and costs associated with playing them, as can be seen in the cards above

This is done with cards like Thornbite Staff or Derevi, Empyrial Tactician which require conditions for untapping your creatures reliably