Hedron Detonator (Extended Art) Modern Horizons 3 where X is the number

where X is the number of creatures those opponents control

If a permanent dealt damage this way would die this turn

Affinity for artifact creatures (This spell costs {1} less to cast for each artifact creature you control

exile it and return to the battlefield all artifact and creature cards in your graveyard that were put there from the battlefield this turn

exile target enchantment

Hedron Detonator (Extended Art) Modern Horizons 3 where X is the numberWhenever an artifact you control enters, this creature deals 1 damage to target opponent. {T}, Sacrifice two artifacts: Exile the top card of your library. You may play that card this turn.