The main new feature in this update is split screen support.
Currently split screen is windows only, and supports xbox 360 controllers, eventually it'll support all types of controllers.
Changelog:
-- split screen mode added
-- you can now navigate menus with the controller
-- your character now animates when you type text in game
-- steam friends invite option now only appears in multiplayer online servers
-- added a bit more support for generic controllers
-- you can now plug controllers in after the game has started and it'll detect them
-- fixed blindness not working in low quality mode
-- you can now reflect enemy projectiles with a charge attack
-- fixed case where players were falling through the ground on level transition
-- skeleton hands are now super effective against skelton john
-- added a spooky monster to the secret spooky theme
-- dungeon wall textures, and floor textures are now randomized again
-- fixed case where boomerang would glitch out on closed doors
-- changed behavior of love staff and polymorph on bosses
That's it for now, if you guys find any bugs be sure to post them here or in the bug thread:
http://steamcommunity.com/app/375810/discussions/0/412446292758374622/