The other archetype I see frequently is creature combos using flicker effects and ETB triggers, which is fine but not exciting anymore
An obvious potential home for Nature's Rhythm is some sort of Overlord Rampstyle deck where Overlord of the Hauntwoods offers so much mana that paying a two-mana tax to tutor up the right creature in the right situation isn't a big deal
And the unconditional scry 2 every turn comes in handy to filter your draws
Although this is along the pretty standard curve for any nongreen creature, in White it can feel more expensive in multiplayer games especially as its not traditionally known for ramping as fast as some other colors
Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Legal Toolbox Notes and Rules Information for omer, Marshal of Rohan: If omer, Marshal of Rohan and one or more other attacking legendary creatures you control die at the same time (probably due to combat damage), omer, Marshal of Rohan's last ability will trigger
Underpricing might get a quick sale, but it leaves money on the table