Armored Soldier in Jungle — Black

1600 × 900

Man and Woman in Futuristic Gear — Gray

1440 × 900

Four Characters in Armor — Red, Aggressive

1600 × 1200

Female Character Holding Gun — Blue, Action, Digital Art

1920 × 1080

Aperture Science Logo — Blue, Technological

1440 × 900

Terran Soldier in Sci-fi Base

1600 × 1200

Woman with Red Hair — White, Dramatic, Digital Art, Gun

2560 × 1440

Man Holding a Gun — White, Dramatic, Digital Art

3840 × 2160

Halo 3 soldier in action

1920 × 1200

Man Holding Gun in Sky

2043 × 1149

Four Characters in Armor — Red

1600 × 1200

Male Superhero in Goggles

1680 × 1050