Fallout Board Game:
https://brickseek.com/target-inve…07-04-0516
^ Many Target locations seem to have it on clearance at $17.98 (70% off). If you only see availability near you at 50% off chances are it will go to 70% soon if you would care to wait it out.
If you are interested in the New California expansion for the game GameStop has it on clearance for $14.97 (MSRP was $40):
https://www.gamestop.co