Sen Triplets [Mystery Booster] Dragon's Maze Promos you'd need the energy of

you'd need the energy of the giant's tonic

Set: Urza's Legacy Type: Creature — Human Knight Rarity: Common Cost: {2}{W} Flash

Sacrifice Pernicious Deed: Destroy each artifact

Set: Portal Second Age Type: Creature — Human Wizard Rarity: Rare Cost: {5}{B} Dakmor Sorceress's power is equal to the number of Swamps you control

knight-captain

Sen Triplets [Mystery Booster] Dragon's Maze Promos you'd need the energy ofSet: Mystery Booster Type: Legendary Artifact Creature Human Wizard Rarity: Mythic Cost: {2}{W}{U}{B} At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn. They are the masters of your mind.