Its an ability trigger doubler thats specific to landfall, which makes sense with some of the other Foundations Jumpstart cards
As for Rishkar's Expertise and Return of the Wildspeaker, they don't have this requirement, so they are a bit safer
Bonny Pall falls in the latter camp
However, there are generally stronger or more efficient options that already exist, such as Sanguine Bond (which does the same effect on a permanent), Vito, Thorn of the Dusk Rose (adds lifelink synergy and costs less), or Exquisite Blood combined with Sanguine Bond for a gamewinning combo
(Artifacts, legendaries, and Sagas are historic.) Exile any number of historic cards from your graveyard with total mana value 30 or greater: You get an emblem with "Creatures you control have base power and toughness 9/9." The Capitoline Triad's mana value doesn't change no matter how many historic cards are in your graveyard
Archmage Emeritus Everyone's favorite Spellslinger trigger in Blue for Izzet, Jeskai or mono-Blue with Talrand, Sky Summoner is this four-drop 2/2 body
