Aaron Taylor-Johnson is a relative newcomer in Hollywood even though, to audiences outside the US, he’s already pretty much of a big thing. In May, when “Godzilla” comes out, we’ll find out if he has what it takes to become a “movie star.”

The 23-year-old actor, whose previous credits include “Kick Ass” and its sequel, “Anna Karenina” and “Savages,” has packed on a lot of muscle mass to play a military man in Gareth Edwards’ new “Godzilla” film, and you can certainly tell that if you look at the two photos in the gallery below.

They’re from the spread in the May 2014 issue of Men’s Health, which will also include tips on how to get definition like that. However, for the time being, the online preview issue only includes a quote from Aaron on how family life is like for him.