pokemon cards mega mewtwo x and y each get their own Mega-Evolution Colorless Retreat Cost Mega Mewtwo X | Pokédex

It starts up a vote whenever it enters the battlefield or attacks, which generates Treasure and Clue tokens depending on how the voting goes

While it is always the defender who gets to make the decision, they don't have all the information you doand many times they will just view it as kind of a coin toss as to if they should trade or not on an even board

This card would be a perfect fit

Plus, you can burn through extra copies for a single blue mana

Death Pulse Rarity: Uncommon TYPE: Instant SUBTYPE: - CMC: 4 Mana cost: USD: $0.14 EUR: 0.17 TIX: 0.05 EDHREC RANK: 27140 Target creature gets -4/-4 until end of turn

This is embodied with the villainous choice mechanic, seen here on Davros, Dalek Creator