Well, hands are one of the hardest body parts to get right. There are no shortcuts actually. You need to get comfortable sketching or blocking them out with rough geometry first. I suggest googling some hand studies and analyzing them. Sketches and drawings are best, as they contain processed information and somewhat…
It will come with practice. Draw some quick sketches! You have no idea how much a rough sketch done on a napkin during dinner time can help! Because then you dont need to rely only upon your mind that is constantly in motion. Dont forget, despite it being a very rough blocky gauntlet, make sure even the hulk could wear.…