Iron Man Mech vs. Ultron (76307) is an action-packed LEGO Marvel building toy for 6 plus year old boys, girls and kids who love Super Heroes. This building toy set includes 2 LEGO Marvel minifigures: Iron Man with a flip-open helmet and reversible head showing alternative expressions, and Ultron holding a laser beam element. The Iron Man mech figure has movable arms, legs and fingers and a stud-shooter at the end of its right arm, plus the torso opens to reveal a cockpit where the Iron Man minifigure can sit. For added digital fun, builders can zoom in, rotate models in 3D and track their progress using the fun, intuitive LEGO Builder app. LEGO Marvel building toy sets encourage fans to recreate exciting scenes with the Avengers and other iconic characters from the Marvel Cinematic Universe. This LEGO mech set makes a great Marvel birthday gift for 6 plus year old boys and girls.