Originally posted by Mindset
Heimdall is the protector of Rainbow Bridge, he would be above Volstagg etc. in hierarchy/power. The only ones above him are Odin and Thor.
He did take the Frost Giants super weapon head on and survived and even managed to break free. Considering what a normal Frost Giant was shown to be able to do that is quite a feat in its own right.

Like I said I don't Achilles would be able to slice him at all.