Exosister Stella [MP23-EN253] Prismatic Secret Rare

Set: Dueling Heroes Collectors Tin - Mega Pack (25th Anniversary Edition) Card type: Effect Monster Rarity: Prismatic Secret Rare Attack: 300 Defense: 800 During your Main Phase: You can Special Summon 1 "Exosister" monster from your hand, then if you control "Exosister Elis", you gain 800 LP. If your opponent moves a card(s) out of either GY (except during the Damage Step): You can Special Summon from your Extra Deck, 1 "Exosister" Xyz Monster using this face-up card you control as material. (This is treated as an Xyz Summon.) You can only use each effect of "Exosister Stella" once per turn.