Once per turn: You can discard 1 Zombie monster to the GY, then target 1 Zombie monster in your GY with a Level less than the discarded Zombie monster's
Each has a VSTAR power, special attack or skill that can drastically change the course of a battle
You can also use cards like Urza's Incubator or Heartless Summoning
Lightning, Army of One Legendary Creature Human Soldier First strike, trample, lifelink Stagger Whenever Lightning deals combat damage to a player, until your next turn, if a source would deal damage to that player or a permanent that player controls, it deals double that damage instead
It still needs human verification because glare from a penny sleeve can make a scanner confuse holo and reverse holo surfaces
Having a pair of Cresselia means you can retreat and sub them out at any time