Jade
Some of these combos include X-Rays.
4 Hits (28%): Enhanced Staff Strike, Dash, B+2, Enhanced Nitro Kick, Enhanced Nitro Kick
5 Hits (26%): 3, 4, 2, U+3 (Corner)
5 Hits (39%): F+2, 1, X-Ray
5 Hits (46%): Staff Strike, Dash, B+2, X-Ray
6 Hits (28%) Staff Strike, Dash, B+2, 1, 2, Enhanced Low Razor-Rang
7 Hits (28%): Staff Strike, Dash, B+2, 1, Enhanced Staff Grab
7 Hits (51%): Staff Strike, Dash, B+2, B+3, 2, X-Ray
10 Hits (54%): B+1, Staff Strike, Dash, B+2, Dash, B+3, 2, X-Ray
Scorpion
9 Hits (40%): 2, 1, Enhanced Spear, U+1 or 2, B+2, Jump Kick, Teleport Punch, 2, 1+2
10 Hits (43%): 2, 1, Enhanced Spear, U+1 or 2, B+2, Jump Kick, Teleport Punch, 2, 1, 2
11 Hits (39%): 2, 1, Enhanced Spear, U+1 or 2, B+2, 1, 1, Teleport Punch, 1, 1, 4
12 Hits (47%): UF+1 or 2, 1, 1, Enhanced Spear, U+1 or 2, B+2 (make sure the opponent is juggled high enough in the air), Jump Kick, Teleport Punch, 2, 1, Enhanced Teleport Punch
13 Hits (52%): UF+1 or 2, 1, 1, Spear, U+1 or 2, B+2 (make sure the opponent is juggled high enough in the air), Jump Kick, Teleport Punch, 2, 1, X-Ray
Going to include more once I experiment even more.