Grindstone [Tempest] Elder Dragon put a -1/-1 counter on

put a -1/-1 counter on target creature

Set: Legends Type: Artifact Rarity: Rare Cost: {4} {2}

Set: Eighth Edition Type: Enchantment Rarity: Rare Cost: {1}{B}{B} At the beginning of your upkeep

Set: Amonkhet Invocations Type: Creature — Elemental Rarity: Mythic Cost: {3}{B}{G} Lord of Extinction's power and toughness are each equal to the number of cards in all graveyards

Set: New Phyrexia Type: Creature — Phyrexian Horror Rarity: Mythic Cost: {B}{B}{B}{B} Trample

Grindstone [Tempest] Elder Dragon put a -1/-1 counter onSet: Tempest Type: Artifact Rarity: Rare Cost: {1} {3}, {T}: Target player mills two cards. If two cards that share a color were milled this way, repeat this process. "Memory is a burden that wears at the soul as weather wears at stone." Crovax