The shield promptly blips directly back to Mar's arm. Let's see Captain America do THAT.

With a gesture, Mar summons a massive hammer forged of holy energy to descend on the alleged Thor's head. This had no solid component, so grab it or take it, he'd suffer the paladin's wrath.

Then, Mar hefted his mace, lifted his voice, and CHARGED. "FOR THE GLORY OF AZEROTH! FOR THE SIN'DOREI! ANAR'ALAH BELOREEEEEEEEEEEEEEEE!"