Jiralhanae Captain Ultra

The Captain Ultra is the second highest attainable rank a Brute can achieve next to chieftain, and wear blue Power Armor, which signifies higher rank then the gold Brute Captain Majors.

Rank Differences
Some think that all three Brute Captain Ranks are equal, but that is not true. Others mistake which color signifies which rank. As stated on Bungie Player Stats, the Captain Regulars have violet power armor, Captain Majors have gold power armor, and Captain Ultras have blue armor as shown above.

Captain Ranking System

 * Captain Ultra (Highest)
 * Captain Major
 * Captain Regular (Lowest)

Brute Captain Ultra vs. common Brute Bodyguard
The Brute Captain Ultras and the common Brute Bodyguard look well the same, but there are slight differences in color. The Captain Ultra has a more cyan-like blue, and has the standard underarmor. The common Brute Bodyguard, however, has a more indigo-like armor and has a red underarmor.