It looks like everyone has at least one character that will fit either the low or hight sub-tier.
Below are the variations of party make up based on sub-tier:
If we play low sub-tier:
Randy – Witch (3)
Alan – Ranger (2)/Rogue (2) or Paladin (3)
Kelly – Monk (4), Fighter (1)/Bard (3), Cleric (4) or Rogue (3)
David – Arcanist (4) or Druid (5)
Dave – Arcanist (3), Cleric (3) or Sorcerer (5)
Keith - Summoner (5) or Ranger (5)
Alan – Ranger (2)/Rogue (2) or Paladin (3)
Kelly – Monk (4), Fighter (1)/Bard (3), Cleric (4) or Rogue (3)
David – Arcanist (4) or Druid (5)
Dave – Arcanist (3), Cleric (3) or Sorcerer (5)
Keith - Summoner (5) or Ranger (5)
If we play high sub-tier:
Randy – Cavalier (7)
Alan – Summoner (6)
Kelly – Sorcerer (1)/Barbarian (5)
David – Oracle (6), Druid (5) or Summoner (7)
Dave – Sorcerer (5) or Ranger (2)/Fighter (4)
Keith – Wizard (6), Summoner (5) or Ranger (5)
Alan – Summoner (6)
Kelly – Sorcerer (1)/Barbarian (5)
David – Oracle (6), Druid (5) or Summoner (7)
Dave – Sorcerer (5) or Ranger (2)/Fighter (4)
Keith – Wizard (6), Summoner (5) or Ranger (5)