In fact, these Spider-Man and Iron Man sets appear to be the first where Lego has specifically referred to them as busts.

A new collection of LEGO sets have been revealed as the Marvel Cinematic Universe comes to life in brick bust form ...

A new line of Lego Marvel mini-busts has been unveiled, with the first two characters being Iron Spider-Man and Iron Man MK4.

LEGO has revealed a new LEGO Marvel Mini Bust collection which features Iron Man and Iron Spider-Man sets perfect for display.