Cavalry:
[list type=decimal]
[*]Shadow legion
[*]Lion
[*]Dragon, Eventide and Dawn
[*]Griffon and Raven Spear, Falcon and Clarion Call (this last one uses bows mainly)
[*]Valkyries, Phoenix, Radiant Cross and Windrider (this last one uses bows too)
[/list]
Infantry:
[list type=decimal]
[*]Immortals
[*]Scorpions and Wolves
[*]Ebony and Silvermists (both are fine melee, but they are ranged troops)
[/list]
Phoenix sadly are last tier down in the list due their really bad weapons. They are very limited to a single weapon and that weapon is mediocre. His high proficiencies makes him not be alone in tier 6.