man ihave a few different types of board and love them all.
just buy whatever you like shred it then try something else diffirent
as long as you have fun. Be safe and skatesmart
Hellcat is more flexible in its uses I think. Evo more for full on DH, and I think they're both a bit better than Chinook, but seriously dude, on Silverfish people post exactly what they use the boards for and how they handled under "Board Reviews" so just stick with that in future.