What kind of tones do you like? I'm a huge carcass fan so I always go towards a 5150. I'm also a Mastodon and pelican fan so an 800 with a pedal would suit me for that kind of stuff.
Peavey is always a safe bet with the XXX, JSX, 5150 etc. Ceriatone for an 800 or hot rodded Marshall. You could...