My local walmart had the Lego Star Wars Sand Crawler for $35 (1004 pieces)
https://www.walmart.com/ip/LEGO-S…/935721612
https://brickseek.com/walmart-inv…=93572161
and the Lego Marvel Avengers Sanctum Sanctorum Showdown for $25 (1239 pieces)
https://www.walmart.com/ip/LEGO-M…/657136655
https://brickseek.com/walmart-inv…=65713665
Both were 75% off. As always YMMV, but might at least be worth looking up. Price at walmart.com wasn’t right for me but the price at brickseek was.