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

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

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.