You can Special Summon this card (from your hand) by detaching 1 material from a monster you control. If Summoned this way, you cannot Special Summon from the Extra Deck for the rest of this turn, except Rank 4 Xyz Monsters. You can only Special Summon "Star Ryzeal" once per turn this way. If this card is Special Summoned: You can Set 1 "Ryzeal" Spell/Trap from your Deck. You can only use this effect of "Star Ryzeal" once per turn.