Mulligans
Use Eureka! to create a copy of Malugos or Lick King from your hand. Electra Stormsurge can make a double Eureka! and gain more copys. Electra Stormsurge
You could also use the sapphire spellstone to gain more copys. With multiple Malygos it’s easy to destroy your opponent with the cheap spells. Multiple Lich King’s gives you a strong defense and powerful spells/weapon. Lesser Sapphire Spellstone