Conflux [From the Vault: Lore] Mountain Plains Set: Legendary Collection 4: Joey's

Set: Legendary Collection 4: Joey's World Card type: Effect Monster Rarity: Common Attack: 1000 Defense: 1000 Once per turn: You can make this card's ATK become double its original ATK

except "Ultimate Fire Formation - Seito"

What about the art of destruction

If that target destroys a monster by battle and sends it to the GY: Inflict damage to your opponent equal to the ATK of the destroyed monster in the GY

Set: Gatecrash Type: Sorcery Rarity: Uncommon Cost: {R}{G} Ground Assault deals damage to target creature equal to the number of lands you control

Conflux [From the Vault: Lore] Mountain Plains Set: Legendary Collection 4: Joey'sSet: From the Vault: Lore Type: Sorcery Rarity: Mythic Cost: {3}{W}{U}{B}{R}{G} Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then shuffle. "It's self indulgent, I admit, but I do like to watch my own symphony play itself out." Nicol Bolas