I revised the combo list that I made earlier... I added a bunch of new combos... Found a kill combo in the corner... In summery please never ever use Galactica Phantom in combos... Always combo into Bareback Vulcan... All of the combos are the highest damage I could possibly get in that situation and practical in a real match...
Mid-Screen Combos -
(0 Meters + 0 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, b~f+C = 287/247 dm
(0 Meters + 1 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, b~f+A, DC, qcf+C, b~f+C = 365/325 dm
(1 Meters + 0 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, Bareback Vulcan = 420/380 dmg
(1 Meters + 1 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, b~f+A, DC, qcf+C, Bareback Vulcan = 486/446 dmg
(2 Meters + 1 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, b~f+A, DC, qcf+AC, qcf+C, Bareback Vulcan = 553/513 dmg
(3 Meters + 1 DC)
(j.C, s.C) or (cr.B, s.C), qcf+C, cr.C, b~f+A, DC, qcf+AC, qcb+AC, Bareback Vulcan = 622/582 dmg
Corner Combos -
(0 Meter + 0 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, b~f+C = 334/247 dmg
(0 Meter + 1 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, b~f+C, DC, qcb+C, *delay* b~f+A, b~f+A, s.C = 467/393 dmg
(1 Meter + 0 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, qcf+AC, qcf+C, *slight delay* b~f+A, b~f+A, s.C = 478/402 dmg
(1 Meter + 1 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, qcf+AC, qcf+C, *slight delay* b~f+A, b~f+A, DC, qcb+C, *delay* b~f+A, b~f+A, s.C = 564/488 dmg
(2 Meters + 0 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, qcf+AC, qcf+C, Bareback Vulcan = 555/479 dmg
(2 Meters + 1 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, qcf+AC, qcf+C, *slight delay* b~f+A, b~f+A, DC, qcb+C, Bareback Vulcan = 650/576 dmg
(3 Meters + 1 DC)
(j.C, s.C, d/f+A) or (cr.B, s.C), qcf+C, cr.C, qcf+AC, qcf+C, qcb+AC, *slight delay* b~f+A, b~f+A, DC, qcb+C, Bareback Vulcan = 716/642 dmg
HD Combos -
(0 Meter) *Possible Mid-Screen*
(j.C, s.C, d/f+A) or (cr.B, s.C, d/f+A), qcf+C, far s.D, HD, s.C, qcf+C, (b~f+A, DC, qcf+C) x 5, b~f+C = 572/532 dmg
(1 Meter) *Possible Mid-Screen*
(j.C, s.C, d/f+A) or (cr.B, s.C, d/f+A), qcf+C, far s.D, HD, s.C, qcf+C, (b~f+A, DC, qcf+C) x 5, Bareback Vulcan = 688/648 dmg
(2 Meters) *Possible Mid-Screen*
(j.C, s.C, d/f+A) or (cr.B, s.C, d/f+A), qcf+C, far s.D, HD, s.C, qcf+C, (b~f+A, DC, qcf+C) x 4, b~f+C, DC, Neomax = 830/790 dmg
(4 Meters) *Possible Mid-Screen*
(j.C, s.C, d/f+A) or (cr.B, s.C, d/f+A), qcf+C, far s.D, HD, s.C, qcf+C, (b~f+A, DC, qcf+C) x 3, b~f+C, DC, EX Galactica Phantom *charge lvl 2*, DC, Neomax = 957/917 dmg
(5 Meters) *Corner Only*
(j.C, s.C, d/f+A) or (cr.B, s.C, d/f+A), qcf+C, far s.D, HD, s.C, qcb+AC, qcb+A, DC, qcf+C, DC, qcb+C, qcb+A, DC, qcb+AC, qcb+A, DC, Bareback Vulcan, DC, Neomax = 1044/1004 dmg