Exile any number of other cards from your graveyard with four or more card types among them
so one easy way to select is to roll a D6
Set: The Lord of the Rings: Tales of Middle-Earth Prerelease Promos Type: Creature — Halfling Citizen Rarity: Rare Cost: {G} {T}: Add {C}
if you didn't lose life this turn
Set: Multiverse Legends Type: Legendary Creature — Human Advisor Rarity: Rare Cost: {2}{W}{B} If a creature dying causes a triggered ability of a permanent you control to trigger
Contagion Engine [Secret Lair Drop Series] Human Scout Exile any number of otherSet: Secret Lair Drop Series Type: Artifact Rarity: Rare Cost: {6} When Contagion Engine enters the battlefield, put a 1 1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and or players, then give each another counter of each kind already there. Then do it again.) Deep into that darkness peering, long I stood there wondering, fearing.. Edgar Allen Poe, The Raven