We know from casualty reports that Two Moons warriors were fighting Reno’s troops in the initial attack

Spotted Eagle led his warriors into battle against Reno and Benteen at Reno Hill 

Charging Bear (or Jumping Bear) has been credited with being the the originator of the plan to have the tribes meet at Greasy Grass ahead of the Battle of Little Bighorn where Sitting Bull set out his vision for the future

The warriors under Crazy Horse attacked and flanked Custer from the north and west at the Battle of Little Bighorn

Now that the 7th Cavalry battalions are coming along nicely, it's time to turn our attentions to the Native American warriors that took on Custer's troops at the Battle of Little Bighorn

Captain McDougall provided an escort to protect the pack train. When they finally arrived at the battle he joined Major Reno and Captain Benteen at the defensive perimeter on Reno's Hill