Elite Chieftain - Most powerful enemy in the game.
Weapon - Duel-wielding energy swords.
Special Abilities - 150% speed. Always invincible.
Weaknesses - Death only by assassination. Will only attack you when all other enemies are dead.
Elite Snipers - Always 2 when enemies are in groups.
Weapon - Beam rifle.
Special Abilities - Extremely accurate aim and fire in rapid succession.
Weaknesses - No shields. 50% speed.
Brute Chieftain - Same as Halo 3.
Weapon - Gravity Hammer
Special Abilities - 110% speed. Invincibility. Always 2 guarding the Elite Chieftain.
Weaknesses - Invincibility runs out.
Hunters - More aggressive than ever.
Weapon - Fuel rod canon.
Special Abilities - Bullet deflecting armor that sends bullets back to you.
Weaknesses - Open armor spots allow bullets to make damage.
Elite Spec Ops - Very strategic and usually surprise their enemy.
Weapon - Carbine is primary. Energy sword is secondary.
Special Abilities - If shields are down, they become invisible and use their energy sword.
Weaknesses - 90% speed.
Brute Spec Ops - Same as Halo 3.
Weapon - Carbine is primary. Mauler is secondary.
Special Abilities - If shields are down, they become invisible and use their mauler.
Weaknesses - 90% speed.
Jackals and Grunts stay the same. Love them the way the are!