User blog comment:Gershtoot/Black Ops PC patch released - DLC support + more!/@comment-93.215.136.164-20110329151956/@comment-72.160.142.165-20110330195820

The Xbox had the RPG because the Grim Reaper was glitched. PC got stuck with the RPG when the patch was ported without being tested. They don't seem to want to fix it either.