Dimir Aqueduct [Innistrad: Midnight Hunt Commander] Phenomenon Archmage Ritualist is in the

Archmage Ritualist is in the command zone or on the battlefield

Discard a card: Gain control of target creature until end of turn

Once in combat

If each of those creatures could block all creatures that the other is blocking

each hero who doesn't have a card in their arsenal�puts the top card of their deck face down into their arsenal

Dimir Aqueduct [Innistrad: Midnight Hunt Commander] Phenomenon Archmage Ritualist is in theSet: Innistrad: Midnight Hunt Commander Type: Land Rarity: Uncommon Dimir Aqueduct enters the battlefield tapped. When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{B}.