mtg reap the tides card list Upgrades | Reap the Tides

The value of X will change as the greatest power among creature cards in all graveyards changes

TheChirurgeon: This reminds me a lot of Spirit of the Night for several reasons, but it's much, much better for obvious reasons

The one extra mana in its cost is insignificant when you consider the extra card advantage

Aurelia, the Warleader Rarity: Mythic Rare TYPE: Legendary Creature SUBTYPE: Angel CMC: 6 Mana cost: USD: $5.10 EUR: 6.39 TIX: 0.02 EDHREC RANK: 824 (3/4) Flying, vigilance, haste Whenever Aurelia attacks for the first time each turn, untap all creatures you control

Put together, this is a format where you can curve creatures, generate light value, remove a thing that matters, and win