Optimus Prime, Hero // Optimus Prime, Autobot Leader (Shattered Glass) [Transformers] Baby/Janemba the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: Phyrexia: All Will Be One Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {3}{B}{B} If a creature dying causes a triggered ability of a permanent you control to trigger

Set: The Lord of the Rings: Tales of Middle-Earth Prerelease Promos Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Flash

imbuing her weapons with her own life force

Optimus Prime, Hero // Optimus Prime, Autobot Leader (Shattered Glass) [Transformers] Baby/Janemba the player can activate manaSet: Transformers Type: Legendary Artifact Creature Robot Rarity: Mythic Cost: {3}{U}{R}{W} More Than Meets the Eye {2}{U}{R}{W} (You may cast this card converted for {2}{U}{R}{W}.) At the beginning of each step, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1 +1 counter on it.) When Optimus Prime dies, return it to the battlefield converted under its owner's control. Reverse Type: Legendary Artifact