Terraria's 1.2 update has been dated by developer Re-Logic, and it's said to bring about big changes once it drops in October.
Over on Twitter, developer Andrew Spinks confirmed the due date:
The news you have all been waiting for... The update will be out on October 1st!
— Andrew Spinks (@Demilogic) September 11, 2013
It's been in the works since the start of the year and overhauls many aspects of the game.
Here's a video preview of some new features:
Via PC Gamer.