Dan

Dan is the leader in all Evolution Rock and Ultimate Rangers Series except for series 1

Original Season 1 and 2
In the original series Dan was not the leader but was 2nd in cmmand

Neo
In Neo he was the leader and had power of the Elephant Zord

Turbo
His zord was the Red Lightning Zord

Astro
He was leader and his zord was Astro 1

Aqua Rangers
His zord was the Krab Zord

Ninja Thunder
His zord was the Pheonix Zord