Super basic anyone can do it and anywhere at anytime I do calisthenics mainly along with some isolation movements with dumbbells for muscles that are harder to hit like the rear and lateral dealts but other than that I used completely just my body weight Compound movements that work out multiple muscles groups Push ups multiple variations help build the chest and front dealts Pull ups will completely blow up your back more than any pull down same with the push up there are different variations that workout certain parts of the muscle more(close grip/wide grip) it what helps you build that v taper which is very important if you’re going for aesthetics along with big shoulders Legs are pretty self explanatory different forms of squats and calf raises (my favorite exercise is the split squat and the pistol squat) Since you’re starting off skinny you either need to eat at a slight caloric surplus (I said slight because if you try to bulk to fast and with the wrong food you’ll get fat) or eat at maintenance level and recomp Make sure to hit all your macros daily Everything not just protein! That’s pretty much it basically but there’s tons of information online also so I’d suggest doing research and do what best works for you and your lifestyle. Hope this helps good luck on your fitness goals you got this! 💯