Mirror Universe [Legends]Set: Legends Type: Artifact Rarity: Rare Cost: {6} {T}, Sacrifice Mirror Universe: Exchange life totals with target opponent. Activate only during your upkeep.

chittering swarm is a unique mind

Set: EX: Emerald Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

You can't lose the game and your opponents can't win the game

Set: POP Series 7 Type: Fighting Rarity: Uncommon Retreat cost: Colorless

Set: Base Set 2 Type: Water Rarity: Promo Retreat cost: Colorless

then put Sensei's Divining Top on top of its owner's library

They are the sleeper agents

and start thinking like a father

Set: Unlimited Edition Type: Instant Rarity: Common Cost: {1}{W} Destroy target artifact or enchantment

When Earthbind enters the battlefield

destroy Time Skippers: Gain 2 action points

Set: Urza's Saga Type: Legendary Land Rarity: Rare {T}: Add {C}