Contagion Engine [Scars of Mirrodin] RC15 you gain 1 life for

you gain 1 life for each card in your hand

Set: Secret Lair Drop Series Type: Legendary Enchantment Creature — God Rarity: Mythic Cost: {3}{U} Indestructible

pay life equal to its mana value rather than paying its mana cost

Set: Core Set 2021 Type: Legendary Artifact Rarity: Mythic Cost: {7} You may spend mana as though it were mana of any color

Contagion Engine [Scars of Mirrodin] RC15 you gain 1 life forSet: Scars of Mirrodin Type: Artifact Rarity: Rare Cost: {6} When Contagion Engine enters the battlefield, put a 1 1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and or players, then give each another counter of each kind already there. Then do it again.)