"Nelson"

The CORPS solider identified by his military name tape as simply "Nelson" was a member of Commander Rick Wolf's squad. He was deployed to downtown Kansas City, Missouri along with fellow squad member "Murphy", to the contain the reanimate outbreak there.

Nelson is seen in the ICWXP theme song fighting zombies until he is overtaken by them and presumably eaten.

Behind the Scenes
Nelson was portrayed by actor Zach Legler, who voices and operates Johnny Cylon.

The Name
Series creator Rikk Wolf has confirmed that Nelson's name is in fact a very obvious nod to Michael J. Nelson of MST3K.