Walmart has LEGO Marvel War Machine Mech Armor for $12.79.

About this item:

LEGO Marvel War Machine Mech Armor (76277) is a buildable playset designed for kids aged 6 and up. It includes a fully jointed robot with stud shooters, one on the shoulder and two on the arms, and a storage box for ammunition. The mech’s chest opens to reveal a cockpit for the War Machine minifigure pilot. This posable action figure features jointed arms, legs, and hands, allowing for battle action. It is compatible with other LEGO Marvel mechs (sold separately). The LEGO Builder app provides interactive building instructions and a digital experience.