You can absolutely run Toski as a kindred-based deck, especially since Toski will help keep your hand full and can benefit from effects that boost its power and give it trample, letting you constantly push combat damage thanks to its indestructibility
So what's caused the sudden rush on this card, which was released back in Cosmic Eclipse, a Pokmon set from 2019
To put it more simply, stealing your opponent's cards isn't a strategy that affords your deck any kind of synergy
Weakness: Fighting (x2) Resistance: none Retreat: 1 #71 Heliolisk - Lightning - HP100 Stage 1 - Evolves from Helioptile [L] Wild Charge: 70 damage
Second, Carnival works with any creature, including tokens, which can allow you to snowball into a lot of mana very quickly with commanders like Ghave, Guru of Spores or Teysa Karlov