Knowledge Exploitation [Morningtide]Set: Morningtide Type: Tribal Sorcery Rogue Rarity: Rare Cost: {5}{U}{U} Prowl {3}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.) Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles.

Set: Sword & Shield: Brilliant Stars Type: Colorless Rarity: Ultra Rare Retreat cost: Colorless

Set: Amonkhet Tokens Type: Token Creature — Wurm Rarity: Common

Set: Arena League 2000 Type: Sorcery Rarity: Rare Cost: {1}{R}{R} Destroy target artifact or land

Set: Core Set 2019 Prerelease Promos Type: Sorcery Rarity: Rare Cost: {3}{B}{B} Each player loses half their life

Set: Base Set Shadowless Unlimited Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Exile cards from the top of your library equal to the damage prevented this way

no room for lands unfilled and untilled

Set: Magic Origins Prerelease Promos Type: Creature — Human Monk Rarity: Rare Cost: {1}{R} Prowess (Whenever you cast a noncreature spell

Set: Shadows over Innistrad Prerelease Promos Type: Creature — Vampire Wizard Rarity: Rare Cost: {2}{B}{B} {1}

Set: Seventh Edition Type: Enchantment Rarity: Uncommon Cost: {U} Your opponents play with their hands revealed

{T}: Exile target creature you don't control

Destroy target nonland permanent with mana value 3 or less