The RG2550z is a great guitar, and much more versatile than the Schecter C-1 , especially since you are playing prog metal/rock.Basswood is an excellent tone-wood but has gotten a bad reputation because it is more inexpensive than some of the other tone-wood's.
Just a few basswood body users.
John Petrucci (On his latest JP13 model , he has gone back to basswood)
Mats Haugen -Circus Maximus
Per Nilsson-Scar Symmetry
you forgout Satriani
and you right, the basswood got awfull reputatuion because hes price