The Doomhammer was once WOW TBC Gold again an "deadweight" because history repeats itself. This has caused many to question whether the Doomhammer will reclaim its place as a symbol of righteous wrath.
Thrall is back to his warrior ways after we meet him in BfA. He is using Dra'gora (an axe he forged) to take on. In the intro of Shadowlands Maw's, it is clear that he's still a warrior. However, Thrall uses Dra'gora (an the axe he created) in order to take on. This is the first use of his shamanistic abilities since beginning of Legion.
It's a metaphor. Thrall is getting old and buy Burning Crusade Classic Gold his penis isn't working as well. He can't feel the "elements" or what have you, because he has lost his passion. He's in need of his super-male vitality.