Reverse Engineer [Aether Revolt] Theros Face the Hydra put twice that many of

put twice that many of each of those kinds of counters on that permanent or player instead

Set: Commander Legends Tokens Type: Token Rarity: Common (This token can be used to represent a token that's a copy of a permanent

After the players overcome the encounter

Set: Outlaws of Thunder Junction Commander Type: Creature — Djinn Wizard Rogue Rarity: Rare Cost: {4}{U} Flash

just think what a giant tome could do

Reverse Engineer [Aether Revolt] Theros Face the Hydra put twice that many ofSet: Aether Revolt Type: Sorcery Rarity: Uncommon Cost: {3}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards. The Hold, an illegal research facility in a derelict merchant ship, became a wellspring of renegade intelligence.