#2
Seems like overkill for blues. Go through (almost) any of egnaters stuff and you'll find great blues tones though.
#3
Maybe have a look at the Tweaker series or Rebel series. That's a four channel amp with many more options than blues.
Fender Telecaster
DeArmond M series
Vox Night Train 15 head w/Weber loaded 1x12
Dunlop DVP3 Volume (X)
Klone circuit/Russian Big Muff 2in 1
Fulltone Fulldrive 2 MOSFET
TC Electronic Nova Delay
TC Electronic Nova Repeater
Line 6 M5