They're already well over their goal, so it's stretches for the next 29 days.
From the campaign:
Super Dungeon Explore brings classic video game style hack and slash adventures to your tabletop. Heroes are pitted against the evil Dark Consul in a fast-paced dungeon battle game. Gather powerful loot, customize your Heroes, and defeat the dungeon's boss in fully cooperative Arcade Mode. Or play in Classic Mode and have one player take control of the dungeon pitting the Consul's hordes of monsters against your fellow players.