The way trolls are in CF makes me think they would be a high str high int but lower wis dex and con. Sure the higher int might be a stretch but i've always thought that a high str high int combo race would be interesting.
Probably something like 23 22 17 18 18

Inherent regen (almost like perma lifesurge or perma regen as if slowed or something), vuln fire vuln acid, resist poison/disease size large without phys resist but I think some sort of perma thick-veined bleed redux would be neat on them because of the enhanced regen.

Warrior Anti-Paladin Necro
Ranger with forest marsh or plains, only savage or survivalist