Assert Authority [Mirrodin] BT5-089 that player skips their next

that player skips their next combat phase

Set: Tenth Edition Type: Creature — Cat Knight Rarity: Uncommon Cost: {1}{W}{W} Flying

Set: The Lost Caverns of Ixalan Commander Type: Land — Mountain Forest Rarity: Rare ({T}: Add {R} or {G}

Add it to your hand if it's a black Digimon card

Set: Wilds of Eldraine Commander Type: Enchantment — Aura Rarity: Rare Cost: {4}{G} Enchant creature

Assert Authority [Mirrodin] BT5-089 that player skips their nextSet: Mirrodin Type: Instant Rarity: Uncommon Cost: {5}{U}{U} Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.