Click "roll" to roll a gemstone. Sell crystals for money, get powerups and items, talk to NPCs and do quests, get new maps, and just do whatever you want to I guess. Arrow keys or [W,] [A,] and [D] to move. [E] to open/close inventory. [Space] to interact with NPCs.
@dev_or_gamer for the orginal V1.2 I hid the NPCS if you were far away from them
