Other versions of this effect mostly exist for the disruption in manabase, knocking players off colours or key nonbasic lands like Gaeas CradleGaeas Cradle or Urborg, Tomb of YawgmothUrborg, Tomb of Yawgmoth, but simply by putting a stun counter on the land it also throws your opponent down a mana for their next turn, which really is significant
But, regardless of color, you do have options
In the meantime, you'll just need to keep track of any deadlines for getting each Promo-A card and hope Pokmon TCG Pocket brings back any you might've missed
Booster boxes like these are especially great for drafting with friends, cracking packs for singles, or simply displaying on your shelf if you like to keep them sealed
It is still possible for Rakdos midrange to trigger Descend without going to combat with cards like Bloodtithe Harvester and Kroxa, Titan of Deaths Hunger