Whilst ISP and others are great there's a reason the good old boss ns2 is a standard when it comes to touring bands. Easy to replace, roadworthy and reliable. Plus if yours dies, goes missing or whatever, chances are someone else on the bill has one so it's not like you'll be trying to throw...
You're set. I have a power conditioner, korg dtr2000, ISP pro rack g, g system racked and a Dunlop rack wah. Works sweet with my recto and mark v. I was using an 8 string and the tuner held up fine. I liked the rack wah for tweakability with the different heads I use. I got a 6ru road case that...
I like the savage, I don't think it's as thick as the recto but it has some cool ass character in the mids. I think ola has a YouTube video comparing the two.
He took one of the middiest amps in the world and then turned the mids right up. Whoever started the whole 'if you have no mids you won't cut in a mix', your work is done.
I'd be more inclined to go with a mesa rec to blend with the PV. Those amps go together really well. If you go engl the only amps of theirs I've ever liked are the Blackmore and savage. Those would probably pair up nicely as well.