Keening Stone [Commander 2016] staple_pioneer target opponent loses 3 life

target opponent loses 3 life

Then repeat this process for instant cards with converted mana costs 2 and 1

Set: Rivals of Ixalan Type: Instant Rarity: Common Cost: {1}{G} Destroy target artifact or enchantment

Set: Theros Type: Creature — Harpy Uncommon Cost: {2}{B}{B} Flying

create a 2/2 white Knight creature token with vigilance

Keening Stone [Commander 2016] staple_pioneer target opponent loses 3 lifeSet: Commander 2016 Type: Artifact Rare Cost: {6} {5}, {T}: Target player puts the top X cards of their library into their graveyard, where X is the number of cards in that player's graveyard. As it spins, dead voices shriek in an ever increasing cacophony, rending the mind asunder.