How to unlock Incohatus the Formless, Hidden Hero on Dota 6.57b AIplus Revision 2

I'm sure some of you didn't know this hero..
Incohatus the Formless is a hidden hero on Dota map 6.57 AI plus Revision 2.
This hero has unique and cool skills. It can copy every skill of a hero from 1st to 4th skill.
You can copy any skill from your ally or enemy.

To be able to play incohatus you must be playing on dota 6.57 Ai plus Revison 2(in revision1 i think it will not work). At the beginning type -fun first after that type -tryhero and there you go. Inchohatus the Formless is your instant hero. I'm sure you will enjoy incohatus.. :-)