Spartan in Armor — Gray, Dramatic, Digital Art, Helmet

1280 × 960

Blue Robot Head — Dramatic, Sunset

1280 × 1024

Portal characters in a city

1280 × 796

Half-Life 2 cityscape view

1024 × 768

Armored Soldier in City — Black, Dramatic, Night

1600 × 900

Soldier in Futuristic Armor — Black, Dramatic, Night, 3d Render, Cityscape

1366 × 768

Halo 3: ODST promotional art

1920 × 1200

Halo 3 soldier in armor

1024 × 768

Soldier in Armor — Blue, Dramatic, Sunset

4008 × 2258

Spartan in a rainy city

1536 × 1152

Two Robotic Warriors

1280 × 900

Spartan Soldier in Armor — Black, Dramatic, Digital Art, Spaceships

1920 × 1200