Chea, Friend to Maybe Too Many

Familiar spells you cast have flash. (Bats, Birds, Cats, Dragons, Faeries, Foxes, Frogs, Imps, Lizards, and Spiders are familiars, as well as any creature with "Familiar" in its name.)
{T}: Add X {G} and each opponent loses X life, where X is the number of familiars you control.

Wowzer, the Aspirational

Whenever Wowzer, the Aspirational attacks, if you have an {E}, control a Blood, a Clue, a Food, a Map, a Powerstone, and a Treasure, are the monarch, and have the city's blessing and the initiative, you win the game.

Kataki, War's Wage

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {1}."