Dota 6.63b - Dota Allstars 6.63b Map Download & Changelogs - News & Updates. Recently, IceFrog has released Dota 6.63 with huge changelogs so the new changes usually cause bugs. Dota 6.63b/Dota Allstars 6.63b will be released if there is any bugs/exploit found in the current release. So this post is created for Dota 6.63b News & Updates. If you have found anything wrong or any bug, feel free to share it here. All the updates regarding Dota 6.63b will be posted here.