Cartouche of Knowledge [Mystery Booster] Serra Add X mana in any

Add X mana in any combination of {B} and/or {R}

Set: War of the Spark Type: Creature — Cat Rarity: Common Cost: {1}{W} As long as it's your turn

He unmakes the world in his own image

Set: Urza's Saga Type: Creature — Human Soldier Rarity: Rare Cost: {2}{W} {T}: Destroy target creature with power 4 or greater

Cartouche of Knowledge [Mystery Booster] Serra Add X mana in anySet: Mystery Booster Type: Enchantment Aura Cartouche Rarity: Common Cost: {1}{U} Enchant creature you control When Cartouche of Knowledge enters the battlefield, draw a card. Enchanted creature gets +1 +1 and has flying. Cartouches chronicle the initiates' achievements in the trials.