Do or Die [Invasion] Penny Creatures can't attack you unless

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {W} Cast this spell only during the declare attackers step and only if you've been attacked this step

Set: Amonkhet Invocations Type: Enchantment Rarity: Mythic Cost: {2}{U}{U} Tap an untapped creature you control: Tap target artifact

Set: Champions of Kamigawa Type: Legendary Land Rarity: Rare Boseiju

Set: Scars of Mirrodin Type: Artifact Rarity: Rare Cost: {3} Imprint — When Semblance Anvil enters the battlefield

Do or Die [Invasion] Penny Creatures can't attack you unlessSet: Invasion Type: Sorcery Rarity: Rare Cost: {1}{B} Separate all creatures target player controls into two piles. Destroy all creatures in the pile of that player's choice. They can't be regenerated.