Auto-translated
Yes, in a 3v3 battle, Shakh'Karukat is very effective. I think that Dark Elves are good against powerful, high-level units (poison can really help), and the Pao-Kai are good for sieges (it's easy to cover archers).
New here? I'm Roha — want a quick tour?
P.S. Shakarukata's ability in version 3.1 is much better. Now, for example, by level 20, his wyverns get 40 hit points instead of 10, as it was in version 3.0.
Wyvern Tamer
Wyverns, dark wyverns, and pao-kai in the hero’s army gain +2
hit points for each hero level, starting from the first.
Either I'm having some serious glitches, or in 3.0, each level of the Wyvern of the Jackal granted 2 HP, meaning 40 HP by level 20...
10 HP at level 20? That can't be, it's nonsense. Who would need it then? Here's a quote from the 3.0 manual: