Gordon Freeman

A young scientist who woke up to smell some bada bing bada boom AISHES.

MIT Diploma
A young scientist convinced to join a science facility by his MIT teacher, he was the wrong person at the right time.

Season 3
What important detail that the government agencies don't know, is that Gordon Freeman was prepared to face the oncoming danger by being a freelance wrestler in his university days.

Trivia

 * Voice of OP confirmed Freeman was in S0