Deathmetal, Sea of Metal (MC03-002) [Memoria Collection 03]

As long as you control exactly one J/resonator, it gains [Eternal]. [Enter] If you control a J/ruler named "Metal Lifeform: T2" or "Dendrobium", draw two cards, then remove cards in your hand from the game. Produce R or U for each Metal Lifeform removed this way.