dragonite pokemon card set Moon Series booster pack contains 10 cards and 1 basic Energy Pokemon TCG: Dragonite V Box

Description for Pokmon XY Evolutions Booster Trading Card Game, Contains 10 Additional Card, Age Level 6+, Unweighed | 15580155 The Pokmon legacy evolves with the Pokmon TCG: XYEvolutions expansion

Spells your opponents cast cost more to cast

[9] Estimated price: $1,150 Serial number: OP02-096 Card ability: Give up to one of your opponents characters -4 cost during the turn

There were only a few of these printed (for obvious reasons), making it exceptionally hard to find, and a true collectors item

However, Wizards also stuck to its usual strategy of introducing a couple of new mechanics while also reviving some olds ones

I imagine something like Entomb to tutor up a Bolas's Citadel, then casting Mox Amber to reanimate the Citadel and popping off from there could be a good start at what Moira can do, but I'm sure people can come up with far scarier lines than my quick example