Yes, of course. You can make a scenario pretty much any way you like, although a review would suffer due to lack of story.
My recommendation, get some nice map design to promote it, and assuming you land good gameplay it should be decently received.
"Excellent could be any map that has the quality of a ES random map or ES scenario. AoK is an excellent, award winning game. That's where I'd start." -AnastasiaKafka
"Hard work is evil. Bitmaps are stupid. Working on a scenario for more than one afternoon is stupid. Triggers are stupid. Testing your own scenario is stupid. The world is stupid. You are the Greatest." -Ingo Van Thiel