DOTA 2's latest patch has been analyzed, and it sounds as though beta players are in for some Halloween-inspired treats.
According to the breakdown posted by CyborgMatt (via PCGamesN), players can look forward to a new map and game mode, as UI improving tweaks, better particle effects and other things which should make folks happy.
The new map, according to the post, is called Dire Tire and is the existing DOTA 2 map which has been modified. The mode specific to the map is believed to be set for a Halloween release, and when digging through the patch files, and image of Roshan, and interactive candy pumpkins were found. References to Trick or Treat and glowing areas on team maps were also noted, as well as a "new animation for creeps."
Head on through the link to see more of what was dug up.