Creature - Soldier Zombie Color tag templates(None) Great Unclean One Reverberating Summons At the beginning of your end step, each opponent loses 2 life
Vesuvan Doppelganger is a quirky card that can imitate any creature in play (without any enchantments the creature might have)
Card draw and Blue, name a better pair
The Duke is listed as Storyborn, whereas Mickey has the Dreamborn tag
The strategy is to play cheap, evasive creatures on turn one, use them to get Yuriko into play on turn two, and then use cards like Brainstorm or Senseis Divining Top to manipulate the top of your library, ensuring you reveal a high-cost card like Draco (16 mana) or Blinkmoth Infusion (14 mana) to deal massive damage to the entire table at once.
This five-mana red 5/5 has Flying and First Strike - making it not only hard to block, but hard to beat even if you do block it