Oliver only had a single Teferi in the sideboard, so he could have played four instead of adding a color if he just wanted three-mana planeswalkers, but Oko is enough better to justify adding another color and playing a maindeck Breeding Pool in his Jeskai deck
When your opponent activates a card or effect that includes an effect that adds a card(s) from the Deck to the hand (Quick Effect): You can change this face-down card to face-up Defense Position
SWSH Black Star Promos TypePokmon Collector NumberSWSH214 RarityPromo Artistaky CG Works Attacks Fighting Knuckle120+ If your opponent's Active Pokmon is a Pokmon V, this attack does 120 more damage
This is as close as blue gets to Plague Wind, completely resetting your opponents boards while leaving yours untouched
KingPokemon December 23, 2018, 4:08pm 9 kpod: Assuming you still put them in a penny sleeve during the process
Here is Japan's upcoming TCG schedule: August 1st: Mega Brave and Mega Symphonia featuring Mega Lucario ex and Mega Gardevoir ex