Links Riddles: Frontier
Note: These solutions are for Frontier however some may cross over either way
Witches Brew: Throw Snowball into any Red Puddle
Tower For Birds; ATC Tower in Barrier, go to roof and throw snowball at the white sign above the tower doorway
What Kind Of Doctor?: Second Floor, white sign above mechanics room
***I will be updating this list as I come across solutions for each and as more are contributed (For contibution please and I can not insist this enough LIST YOUR FACTION with the solution and mission name***
EDIT: I’ve been keeping up with all the solutions coming in and I’ll be updating the list as soon as I get off work tonight, so keep an eye out later today, also been having a few guys in my discord group scrounging up answers to em while they can