Thundering Falls [Murders at Karlov Manor Prerelease Promos] Soldier Set: Streets of New Capenna

Set: Streets of New Capenna Prerelease Promos Type: Creature — Bird Advisor Rarity: Rare Cost: {1}{U} Flying

Set: Innistrad: Crimson Vow Tokens Type: Token Creature — Spirit Cleric Rarity: Common This creature's power and toughness are each equal to the number of Spirits you control

Set: March of the Machine Prerelease Promos Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {3}{B}{B} Menace

and you don't have a lot of time to prepare

If a land is tapped for mana

Thundering Falls [Murders at Karlov Manor Prerelease Promos] Soldier Set: Streets of New CapennaSet: Murders at Karlov Manor Prerelease Promos Type: Land Island Mountain Rarity: Rare (T: Add U or R.) Thundering Falls enters the battlefield tapped. When Thundering Falls enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)