Collect 25% of the Artifacts.

The One Ring has returned to it's Maker.

Eliminate the bodyguards of two Warchiefs, then draw them out and kill them.

Brand all 5 Warchiefs.

Maximize the power of the Ring by completing all of the One Ring missions.

Build all the Forge Towers in Udun.

Make 20 uruks flee by dropping Morgai Fly nests.

Kill 30 Enemies with the SAS-12

Kill 30 Enemies with the T-Bolt Sniper

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Kill 20 Enemies by Shooting from the Hip (without aiming)

Play in the Swimming Pool on the Cruise Ship

Kill 20 Enemies with Gunfire While Hanging