Eto ang alam ko sa mga skins
Basic - no label skin na may minimal change lang sa model
Season first purchase - eto mga basic skin lang na mas maganda model kesa sa ibang basic skin, makukuha mo lang sa first purchase event kada season or by buying the box sa shop, example is Layla malefic gunner, Alucard empire agent at Pharsa Indigo Aviatrix
Elite - usually color change lang, may iba naman na elite na walang change, nilabel lang na elite dahil sa model like nana's clockwork maiden
Season - Basically, Elite skins to na free every season at ang tag ay S1, S2, S3 and so on pero lalabas lang ang season label nya kung nakuha mo sya ng free sa end season na binigay sya, kung binili mo sya using fragments, wala sya label
Special - may changes mismo sa effects, although minimal lang change pero magaganda hero models
Starlight - Special skins to na makukuha mo lang as a starlight member, or using rare skin fragments
Epic - mas maganda model at effects kesa sa special
Zodiac - epic skin na labelled zodiac based on the 12 zodiac signs, collect mo lahat para kunwari ikaw si Lucy heartfilia sa Fairy Tail
Squad - Epic skins obtained through special means at events with different labels depending on the squad name
Collector - Epic skins na halos parang scam dahil sa magagastos mo para lang makuha mo
Legend - has it's own special recall animation, voice lines, great model and great effects
maybe may mga iba pang type ng skin pero I think eto pa lang for now