I backed this on Kickstarter
You did already pledge on Kickstarter and want to finalize your data for receiving your reward.
Register / Late Pledge
I haven't pledged for the game on Kickstarter then but I want the game now.
Register now for a late pledge
Late pledge: I want to buy it
You missed the Kickstarter or just want to buy the game for a lower price than the MSRP (retail price).