Mk1 Season 3 Seasonal Tower skin rewards

All the skins that you can unlock in the season 3 seasonal tower in invasions.
Level 10 - Tanya Snow Krystal
Level 15 - Geras Glacial Guardian
Level 20 - General Shao Kold Raider
Level 25 - Reptile Chilled Emissary
Level 30 - Smoke Hidden Blizzard
Level 35 - Johnny Cage Brisk Box Office
Level 40 - Raiden Righteous Flurry
Level 45 - Liu Kang Winter Advisor