Gonna need some context for these skins, rito....

I'm talking about those skins that are just really... out there and need explaining http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Jinx_1.jpg like this one^ http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Caitlyn_10.jpg and this http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Nunu_4.jpg just..what? http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Blitzcrank_5.jpg I have no words for this one. it's just funny. http://ddragon.leagueoflegends.com/cdn/img/champion/splash/Teemo_8.jpg

Teemo is my main so I especially need the story behind this one~

also wanna know the blood moon/star guardian skins lore