Wendigo if his spirit could take physical form or get just as evil of a host or spirit to help take physical form wendigo would own pretty anyone who's physical
That's happened already, Mauvais took over the Wendigo spirit and was a BEAST. He even was a powerful magical user who Dr.Strange said he was unsure if he could beat him and that was before he took over the Wendigo's body.
Also...
--------------------------------------------- Wendigo Spirit Incarnate
--------------------------------------------- Amazing Spider-Man #277 (Vol.1):
A Wendigo unlike no other, a spirit that didn't need a human host but a spirit connected to a blizzard. The Wendigo follows a Canadian family who traveled to New York as the father was a Canadian politician. Spider-Man first has a dream of the Wendigo's coming and the spirit eventully deals with one of the girls captures. This Wendigo is so powerful as it was shown leaving it was taller than the World Trade Centres.
Classic Abomination was tough back in the day, but only because the Hulk was far weaker than he is today. Even Professor Hulk made short work of guys that gave him fits back in the day.