Michael Fassbender was 38 in X-Men: Apocalypse when he played the character 'Erik Lehnsherr / Magneto'.
That was over 8 years ago in 2016.
Today he is 47, and has starred in 65 movies in total, 15 of those since X-Men: Apocalypse was released.
In X-Men: Apocalypse, I think Michael Fassbender looks: