Similar to what weve seen before with Gates, it seems like the main function of Towns is to provide a common cycle of two-colour enters-the-battlefield tapped lands for limited formats
Old Gnawbone Old Gnawbone is a green Treasure factory
4/4s are much larger than typical creature tokens they look and stack incredibly well, and the Baloths as a 6/6 hit hard as well
Since myr use their activated abilities on the regular, Dazzling Theater, Anzrag, the Quake-Mole, and Veteran Beastrider give you lots of opportunity to get additional activations out of them
Things like Sol Ring, Swan Song, Tamiyo's Safekeeping, Psychotic Fury, Canopy Cover, and Seize the Day are the type of cards you want to include
Speaking of that, expend is a new rules term that tracks how much mana you've spent to cast spells over the course of the turn