HellHound said:Yes.
The Dave Arneson BlackMoor is the same one that is referenced in the Known World - destroyed long ago in that timeline because of experiments with magic and technology and then the power plant of the space ship was moved from the northern reaches of BlackMoor to be burried under Glantri.
Mouseferatu said:Blackmoor, as presented in the new Zeitgeist/Goodman release, has no direct relationship to Greyhawk, Mystara, or any other previously published setting.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.