Is there any situation where AST/WHM comp is META?
Is there any situation where PLD/DRK comp is META?
Is there any situation where the META comp don't have neither DRG, NIN or BRD?

See that comp: PLD/DRK/RDM/BLM/SAM/MCH/WHM/AST. With equally skilled players, this comp is able to compete against this comp: PLD/WAR/DRG/BRD/NIN/SMN/SCH/AST?