Already confirmed.

I have finally confirmed the two new heroes for DotA version 6.65. 2 new amazing heroes emerged.
1. Slark- murloc nightcrawler -Agility(i misspelled murloc in my other blog. I spelled Murlock)
2.Kaldr-Ancient apparition-Intelligence(the ancient something before)
the teaser pic I've found

Kaldr


Slark