Oaken Power Suit [Unstable]Set: Unstable Type: Artifact Contraption Rarity: Rare Whenever you crank Oaken Power Suit, target creature gets +X +X until end of turn, where X is the greatest power among creatures you control.

Set: Fifth Dawn Type: Creature — Bringer Rarity: Rare Cost: {7}{U}{U} You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost

Set: Black & White: Black Star Promos Type: Psychic Rarity: Black Star Promo Retreat cost: 0

it gets +1/+1 and has lifelink

Set: Sun & Moon: Burning Shadows Type: Fire Rarity: Secret Rare Retreat cost: Colorless

Set: Black & White: Plasma Storm Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

Set: Black & White: Plasma Storm Type: Darkness Rarity: Rare Retreat cost: Colorless

Create a 1/1 green Saproling creature token

Set: Eighth Edition Type: Instant Rarity: Common Cost: {U} You may tap or untap target artifact

Activate only if you control four or more snow permanents

Set: Battle for Zendikar Type: Land — Island Swamp Rarity: Rare ({T}: Add {U} or {B}

I will not rest until I've atoned for them

Set: Arabian Nights Type: Land Rarity: Rare {T}: Add {C}