Exosister Stella [GRCR-EN014] Super Rare Sea Serpent You can only use this

You can only use this effect of "Legion the Fiend Jester" once per turn

you can return any number of face-up cards you control to the owner's hand

Set: Champion Pack 5 Card type: Counter Trap Rarity: Common Attack: 0 Defense: 0 Discard 1 Spell Card

all monsters currently on the field lose ATK and DEF equal to their own Level/Rank x 300

Set: EX: Dragon Type: Water Rarity: Common Retreat cost: Colorless

Exosister Stella [GRCR-EN014] Super Rare Sea Serpent You can only use thisSet: The Grand Creators Card type: Effect Monster Rarity: Super 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