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.

This rendition of Spider-Man brings to life his Iron Spider spider suit, which fans will remember from Avengers: Infinity War. This suit is equipped with nanotechnology and made in Iron Man’s image.

The life-size Black Panther LEGO bust was, well…a bust, so LEGO is going smaller. They’ve unveiled two new sets for Marvel ...

Lego is bringing Iron Man and Spider-Man to your bookshelf with the mini bust series, with a price point a bit higher than the standard, but not unheard of for Marvel sets.