Multicolor sets are difficult to design for numerous reasons, but one of the biggest challenges is ensuring players have access to the mana they need without making it too easy to access all the colors
3.7%inclusion 0.6lift 26 decks 708 decks Ponder 3.6%inclusion -0.3lift 945 decks 26.3K decks Wargate 3.4%inclusion 0.2lift 711 decks 20.8K decks Circuitous Route 3.3%inclusion 0.0lift 683 decks 20.8K decks Explore 2.9%inclusion -0.3lift 608 decks 20.8K decks Shared Roots 2.4%inclusion -0.3lift 251 decks 10.3K decks Search for Tomorrow 2.4%inclusion 0.1lift 490 decks 20.8K decks Nova Flame 2.3%inclusion 0.4lift 16 decks 708 decks Hard Evidence 2.1%inclusion 1.1lift 553 decks 26.3K decks Sevinne's Reclamation 2.0%inclusion -0.5lift 537 decks 26.3K decks Harmonize 2.0%inclusion 0.0lift 418 decks 20.8K decks Splash Portal 1.9%inclusion 0.5lift 489 decks 26.3K decks Open the Gates 1.8%inclusion 0.0lift 373 decks 20.8K decks It's Clobberin' Time
What's more, haste allows you to flicker it on your turn off of a rebound and then immediately swing in, making it easier than a lot of creatures to get quick value out of the package
Bingus sent me their list to get an idea of what power level were talking about
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Land creatures have a few decent synergies, like Jolrael, Voice of Zhalfir for card draw or Earth Surge for some extra stats