The Flash
Dennis Wilcock did 9/11
France was one bridge too far but Iceland deserved to be in the quarter finals (it wasn't overachievement; they were supposed to be here.
They absolutely ARE overachievers, what are you on about? None of their players would make the English squad and they beat England. That's exactly what you call overachieving. They played way better than their makeup suggested.
You seem to think "overachieving" means "they didn't deserve it". Which is not true. Being an overachiever is a good thing.