Rookie Mistake⁣ - Core 2021⁣ (Common)⁣ [66]

Rookie Mistake is a one-mana instant from Core Set 2021 that grants one target creature +0/+2 while reducing another target creature's toughness by -2/-0 until the end of turn. This card can be utilised to bolster your defences or weaken an opponent's attacker, making it a flexible option for controlling the board. Best suited for blue tempo decks that aim to disrupt opponents' plans while maintaining pressure. Available from Vault of Cards, a UK-based Magic: The Gathering store with fast delivery.