SDCB-EN009 * Crystal Master * Common * Structure Deck: Legend of the Crystal Beasts MP25-EN428 its ATK is doubled during

its ATK is doubled during the Damage Step only

destroy that monster on the field

You can only control 1 "Dunnell

then Special Summon this card in Attack Position as an Effect Monster (Warrior/DARK/Level 2/ATK 0/DEF 0) with the following effect

You can only use this effect of "Ice Barrier" once per turn

SDCB-EN009 * Crystal Master * Common * Structure Deck: Legend of the Crystal Beasts MP25-EN428 its ATK is doubled during[ Pendulum Effect ] Your opponent cannot target "Ultimate Crystal" monsters or "Crystal Beast" cards you control with card effects. [ Monster Effect ] You can Tribute this card; add 1 "Ultimate Crystal" monster, "Crystal Beast" monster, or "Crystal" Spell Trap from your Deck to your hand.