If we are going only by looks, then.In Mass Effect 1;Probably Heavy Onyx armor, since it looks most like the N7 armor from Mass Effect 2 and 3.Honorable mentions:- Predator L/M/H from Mass Effect 1 is also pretty good (M might strike the right balance where it looks bulky enough to protect you, but not too bulky). I also like the color of green.- Heavy Colossus armor.- Explorer armor looks decent with the white offset by blue.- Also I think its Guardian armor (?) that has a really cool color scheme this white offset with some yellow and black.Mass Effect 2:I don't particularly like the full armor sets in Mass Effect 2. I prefer mix-and-match. Lego mindstorms programming. Depends on the Shepard I think.Mass Effect 3:The only full armor set i like is the N7 Defender armor.The female version of Cerberus armor you can get in the Citadel DLC is not too bad since it is based off of Phantom armor. I hate the male version since it is based off of Kai Leng's armor which I always hated the look of.I like a few mix-and-max sets.Overall:1.

Heavy Onyx Armor (Mass Effect 1)2. Predator L/M/H (Mass Effect 1)3. N7 Defender (Mass Effect 3).

In Mass Effect 3, Commander Shepard's armor can be customized by swapping out pieces of the. For Mass Effect 3 on the Xbox 360, a GameFAQs message board topic titled 'best armor for a sentinel'.