black.bolt booster box Pokémon Black Bolt [Japanese] – NebulaTCG Cynthia (with Garchomp) Type:Upgrade Bundle Only (Does not come with Squirreled Away Deck) Volcanion-EX | XY—Steam Siege Slab Cases

black.bolt booster box Pokémon Black Bolt [Japanese] – NebulaTCG Cynthia (with Garchomp) Type:Upgrade Bundle Only (Does not come with Squirreled Away Deck) Volcanion-EX | XY—Steam Siege Slab Cases

Volcanion-EX | XY—Steam Siege | TCG Card Database

If an effect allows an opponent to cast spells any time they could cast an instant (for example, if your opponent also controls Teferi), the restriction of Teferi's last ability takes precedence over that permission

Slab Cases

Type:Upgrade Bundle Only (Does not come with Squirreled Away Deck)

Exiling and returning something to the battlefield to retrigger its enter effects is always powerfull, and Y'shtola gives you a way to do that for free every turn

Cynthia (with Garchomp)