Portal: Revolution is a free to play mod for Portal 2. This fully featured original campaign plays before Portal 2 in the dead and decaying Enrichment Center...
In addition to what others have said (all those examples are equally misleading IMHO), given that its the 25th Anniversary of Half-Life, a lot of us are primed to hope for news of a new game from Valve.
It also uses the name “Portal” in a way that feels official, too. If it said “Revolution: A Portal mod” it’d be fine.
How does it “feel official”? It’s just what a lot of mods do:
These are just a few I can think of, you can find more on Steam and ModDB.
In addition to what others have said (all those examples are equally misleading IMHO), given that its the 25th Anniversary of Half-Life, a lot of us are primed to hope for news of a new game from Valve.
Dont forget Hunt Down the Freeman… Remember that dumpster fire? Pee-yew.