Masculine cards are tough for me, how about you?  I'm either designing cards with cute critters or coffee.  So this is as close as it gets:
I work in an office with 17 employees.  We'll be celebrating two February birthdays and I'm the official card maker.  I went through my stash and thought I might be able to pick out two but um,yeah, no.  I just didn't have anything I could squeak by as a masculine design.
My card was inspired by Julee Tilman's Mojo Monday sketch:



