You always control between zero (you're doing it wrong) and five (you're doing it right) basic land types, and each domain ability will use that number in its own way
Heliod, the Radiant Dawn is a four mana 4/4 that returns one of its controllers enchantments from the graveyard to their hand
Uncertainty: The other possibility is that the rares of Amonkhet are currently undervalued due to uncertainty about the Standard format, and once we have the banned-and-restricted announcement on Monday, values will rise, bringing Amonkhet back in line with sets like Kaladesh and Aether Revolt
That makes it work
Because of this, land catch-up cards strongly discourage you not to run any other forms of land ramp, as each time you ramp means it's less likely your next catch-up spell will do anything
Legendary Creature - Human Warrior Marshal's Anthem Multikicker (You may pay an additional any number of times as you cast this spell.) Creatures you control get +1/+1