Chaos Orb (Oversized) [Oversize Cards] Rivals of Ixalan Prerelease Promos its controller adds an additional

its controller adds an additional {G}

double the power of each other creature you control until end of turn

Set: Fifth Dawn Type: Artifact Rarity: Uncommon Cost: {3} {T}

Some have flooded entire towns

Set: Kaladesh Prerelease Promos Type: Artifact Rarity: Rare Cost: {4} Each player may play an additional land on each of their turns

Chaos Orb (Oversized) [Oversize Cards] Rivals of Ixalan Prerelease Promos its controller adds an additionalSet: Oversize Cards Rarity: Rare 1: Flip Chaos Orb onto the playing area from a height of at least one foot. Chaos Orb must turn completely over at least once or it is discarded with no effect. When Chaos Orb lands, any cards in play that it touches are destroyed, as is Chaos Orb.