Pawel Czernek
From Halopedia, the Halo wiki
Template:Human Character Infobox Pawel Czernek was a Marine in the UNSCDF, serving from 2551 to 2581. During the Second Battle of Earth he and his unit began to run low on ammo while fighting Covenant forces in a swamp. He continued fighting with the M41 LAAG on the back of a over turned Warthog when John-117 arrived.
He is first seen in the Believe Trailer.
Museum
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Trivia
Pawel Czernek had his right leg amputated or lost it during battle, and there is now (what appears to be) a metallic prosthetic leg in place. He also walks with a limp.