Let's see we have...
Tier 1
SMN / SMN / PLD or WAR / WHM or SCH
Tier 2
SMN / BLM / PLD / WHM
SMN / DRG / PLD or WAR / WHM or SCH
SMN / BRD / PLD / WHM or SCH
BRD / DRG / PLD or WAR / WHM or SCH
Tier 3
SMN / MNK / PLD or WAR / WHM or SCH
BRD / MNK / PLD or WAR / WHM or SCH
BRD / BLM / PLD / SCH
MNK / DRG / WAR / WHM
Tier 4
MNK / DRG / WAR / SCH
MNK / BLM / PLD / WHM
BLM / BLM / PLD or WAR / WHM or SCH
Thoughts?