Arena of the Ancients [Legends] Atog Set: Alpha Edition Type: Artifact

Set: Alpha Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a blue spell

Set: Planechase Type: Sorcery Rarity: Rare Cost: {5}{R}{R}{R} Untap all creatures and gain control of them until end of turn

Its scales contain the essence of thousands of lotus blooms

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {0} {T}: Add {B}

if you had another creature enter the battlefield under your control last turn

Arena of the Ancients [Legends] Atog Set: Alpha Edition Type: ArtifactSet: Legends Type: Artifact Rarity: Rare Cost: {3} Legendary creatures don't untap during their controllers' untap steps. When Arena of the Ancients enters the battlefield, tap all legendary creatures.