Throne of the Void

Indestructible, Hexproof
Equipped creature has indestructible, hexproof, defender and has "Whenever you discard a card, you may exile a card from your graveyard. If you do, draw a card and target opponent discards a card. If they are unable to discard a card, they lose 3 life."
Equip - Discard half your hand, rounded up