Celebi ex (17/17) (Holo) [POP Series 2]Set: POP Series 2 Type: Psychic Rarity: Ultra Rare Retreat cost: 1

if your characters on stage have 4 or more colors in total

Weapon Power: 10000 Trigger: Soul [CONT] If all of your characters are {Master} or {Servant}

reveal 6 cards from the top of your deck

Set: XY: Primal Clash Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

choose one of your characters with "[AUTO] Encore [Put a character from your hand into your waiting room]"

Set: Sun & Moon: Black Star Promos Type: Fighting Rarity: Promo Retreat cost: Colorless

The Forces of the Imperium Universes Beyond: Warhammer 40

Set: Sword & Shield: Brilliant Stars Type: Item Rarity: Secret Rare

Set: Sun & Moon: Forbidden Light Type: Supporter Rarity: Promo

including this card

If that card is a "Chaldea" or "Babylonia" character

Set: EX: Power Keepers Type: Fighting Rarity: Holo Rare Retreat cost: Colorless