Helvault is a mythic Legendary Artifact card from Magic: The Gathering (From the Vault: Lore, V16).
Mythic
From the Vault: Lore (V16)
{3}
Mana Value
3
Card Text
{1}, {T}: Exile target creature you control.
{7}, {T}: Exile target creature you don't control.
When Helvault is put into a graveyard from the battlefield, return all cards exiled with it to the battlefield under their owners' control.