Candidates for: Snowdown (Next Year 2018)
Right so for this discussion I'm just going to make it short because it's Sunday, I'm lazy, it's late when I'm writing this, and I had a slow shift at work so I'm also very bored out of my mind. To get to the main point, there really isn't a pattern, class theme, or team comp surrounding this series, it's just champions getting fun winter holiday looking skins.
In all respect, anyone can be listed here at this point in hopes of next years Snowdown. Current list of champs on this series include: 
Sooo....yeah basically just list down who you'd like to see get next year's Snowdown skins. Me I'm leaning on 
kinda feels like an obvious choice.
Give him snowman-ghouls,an ice wall and a snow shovel and you've got a skin.
Krampus Trundle
Toy Laboratory Rumble
skin. I'm thinking of something related to ice skating.
would be best
but 
could also work
Timeliest Elf Ekko
Snow Day Zoe
Santa Kled
Snowtilus
Dark Candy Thresh
Snow Day Urgot