Since Jund and Rakdos Sacrifice have been seeing continued success against Sultai Midrange, I recommend going back to Four-Color Midrange to combat these decks with Yasharn
(The artwork on cards featured in the Secret Lair drop remains unique to that product.) What's more, to accommodate the Secret Lair x Stranger Things cards, The List for Streets of New Capenna has fewer cards67 total
Lunala 78 Cutiefly Psychic 30 Flap (10) Solgaleo 79 Ribombee Psychic 80 Fairy Wind (40) Solgaleo 80 Comfey Psychic 70 Spinning Attack (30) Flower Shield (Ability) Each of your Pokmon that has any psychic energy attached recovers from all special conditions and can't be affected by any special conditions
For four-drop commanders, ramp on turn two is super important
Add in the possibility of being able to cast it repeatedly and this card gets a little better
Have you ever built a "strict" kindred deck, not including any creature types outside of the one you chose to build around