The Issue With Skin Shards

I am so grateful for skins shards and the crafting system, however, there is one issue, whenever I get a Skin Shard its always for champions I don't use(Because I am a support main, and there really is no fun in my opinion in playing other roles, I will never use these skins, and they are really good skins, just for people I will never use, so if there was a way to switch it out for other skins, maybe something exclusively support skins that would be amazing or something where you could exchange skin shards with another friend for a skin of the same rarity, because My friends always get stuff like an amazing skins for , , , , or while I get godly skin shards for people I will never use such as , ,, , and , I understand that it is highly unlikely Riot inplements anything like this but I want to know if its just me, Im open to all feedback.