Spark Double [War of the Spark Prerelease Promos] Legendary Artifact Creature Whenever equipped creature deals damage

Whenever equipped creature deals damage to a creature

Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard this way

Set: Legends Type: Creature — Elemental Rarity: Rare Cost: {2}{U} When Time Elemental attacks or blocks

While it's true that a quillspike does heal the sick

Spark Double [War of the Spark Prerelease Promos] Legendary Artifact Creature Whenever equipped creature deals damageSet: War of the Spark Prerelease Promos Type: Creature Illusion Rarity: Rare Cost: {3}{U} You may have Spark Double enter the battlefield as a copy of a creature or planeswalker you control, except it enters with an additional +1 +1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary if that permanent is legendary.