Pyrohemia [Commander Anthology] Fifth Edition calculate the hypotenuse of another

calculate the hypotenuse of another creature you control

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

{T}: You may play the exiled card without paying its mana cost if you attacked with three or more creatures this turn

Set: Jungle Unlimited Type: Grass Rarity: Holo Rare

Geometric Tactician enters the battlefield

Pyrohemia [Commander Anthology] Fifth Edition calculate the hypotenuse of anotherSet: Commander Anthology Type: Enchantment Rarity: Uncommon Cost: {2}{R}{R} At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pyrohemia. {R}: Pyrohemia deals 1 damage to each creature and each player.