Chars as per sig below (haven't updated lvls though).

Have boxed:

MC
BWL
AQ20
AQ40
Kara
Mag
ZA
Gruul
5/6 SSC
4/4 TK (got really lucky on Kael once, no MCs, was almost ready to give up on this encounter)
Mount Hyjal
Some fights in Naxx10
5 boxed in ToC25
5 boxed first 4 bosses in ICC25 too pretty sure