Damnation [Modern Masters 2017]Set: Modern Masters 2017 Type: Sorcery Rarity: Rare Cost: {2}{B}{B} Destroy all creatures. They can't be regenerated.

*Now* is the time

Set: Saviors of Kamigawa Type: Instant Rarity: Rare Cost: {U}{U} Copy target instant or sorcery spell

Set: Crucible of War Edition: 1st Edition Finish: Cold Foil Type: Weapon Subtype: Hammer (2H) Rarity: Rare Class: Guardian Power: 6 Action - [4 Resource]: Attack

Set: EX: Holon Phantoms Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Warrior Rarity: Rare Cost: {5}{R} Haste

When Darksteel Reactor has twenty or more charge counters on it

Set: Masters 25 Type: Artifact Rarity: Rare Cost: {2} {2}

Set: Sun & Moon: Guardians Rising Type: Psychic Rarity: Secret Rare Retreat cost: Colorless

Set: EX: Team Magma vs Team Aqua Type: Darkness Rarity: Secret Rare Retreat cost: Colorless

they discard 2 random cards

Set: EX: Power Keepers Type: Water Rarity: Ultra Rare Retreat cost: Colorless

where X is the number of Rats you control