I wouldnt say its a format where not having a two-drop decides the game, but certainly not having any action after a mulligan will do it
Until end of turn, you may cast noncreature spells from among those cards without paying their mana costs
7 Radiant Eevee (Sword & Shield Promo Card) Eevee is almost as iconic as Pikachu, as its many evolutions and starring role in Let's Go, Eevee
According to Bulbapedia: In Japan, this card was given to participants of the 20th Anniversary Festa, held at Toki Messe, Niigata on October 10, 2016 and at the Nagoya Trade & Industry Center, Nagoya on October 23, 2016. From nintendowire.com: A special edition Pikachu full art card will also be given out to those competing in the tournament which features all three Kanto starters and the 20th Anniversary logo! It seems like there were separate card prizes for the winners consist of special Trainer cards featuring gold, silver and bronze rings, so it seems the 279 XY-P was a participation card that all the competitors received
However, they dont do anything specific to Hydras either, so unless you really want all five colors, wed pick one of the other options here
