Commander Keen and Doom developer joins casual mobile company PlayFirst - Polygon

Before Doom, there was Commander Keen

It looks like Bethesda has cancelled Commander Keen on mobile, Pocket Gamer.biz

Honoringthecode PDF, PDF, Computing

Commander Keen and Doom developer joins casual mobile company PlayFirst - Polygon

Honoringthecode PDF, PDF, Computing

E3 @ 2019 - Commander Keen Announced during Bethesda's Conference

The ID Software Universe : r/Doom

Commander Keen Resurrected as a Mobile Game - E3 2019 - IGN

Commander keen DOOM - Download Free 3D model by DJ_Nugget (@DJ_Nugget) [26e9da1]

Widely hated Commander Keen Mobile reboot is very likely dead

Doom Eternal: The Weird ID Game That Links DOOM and Wolfenstein

News - January, 2014