Make 3D Dungeon Tiles for $1 (Patreon)

Upgrade from that plain beige battlemat to some nice looking dungeon  tiles that'll really make your dungeons pop up from the table. This is a  great starter project for crafting your own terrain, and it's easy to  move on from this to all sorts of different terrain, scatter, and even  your own models. Plus this is something you're going to use all the  time, so the effort-to-value you'll get from it is unmatched.