The Elders of the universe Vs The Guardians of the Universe

Astronomer
Champion
Runner
Collector
Contemplator
Ego
Gardener
Grandmaster
Possessor
Obliterator
Trader

Make them equal in numbers if you have to.

http://en.wikipedia.org/wiki/Guardians_of_the_Universe

Who wins?

Considering the Guardians have feats that trump those from the best Elders and half the Elders don't have feats at all . . .

give the Elders tehri Gems
\
Gardener will grow them to death

Guardians

I'd go with Guardians also. They play a bigger role in their universe and actually have some feats.

Didn't Surfer kill the Obliterator? And didn't he also beat the sh!t out of Champion?