Sue alone would give all three of them trouble, but with a super-strong diamond hard Emma--with mental powers no less, and a new FREAKISHLY powerful Psylocke she'd head to the pay window.
DRA
Draco69Snarky Slytherin
Raven would just turn them against each other (mental abilites are useless against her) and then teleport them instantenously to Trigon where they can be eaten alive by demons.