System Shock 2 game cover

1024 × 768

XCOM Enemy Unknown title screen

1920 × 1200

Star Wars The Old Republic artwork

1920 × 1080

The Last Man poster art

1600 × 1200

Sci-fi action character in combat

1600 × 1000

sci-fi game characters in forest

1920 × 1080

sci-fi soldiers in combat

1920 × 1200

Lightsaber duel in Star Wars

1600 × 780

cybernetic warrior in action

2188 × 1230

Ratchet & Clank in action

1600 × 874

Mass Effect 3 game characters

1920 × 1080

League of Legends character in action

1902 × 1124

Samus Aran in action

1920 × 1080

Samus Aran in action

1920 × 1200

BioShock characters in action

1280 × 763

Samus Aran in action

1900 × 1200

Halo Spartan in Action

1920 × 1200

Borderlands game artwork

1600 × 1200

anime characters in action

1024 × 768

Mega Man X in action

1786 × 1317