Optimus Prime robot character

1600 × 1000

Transformers game artwork

1280 × 1024

Transformers characters on display

2560 × 1024

Portal robot in action

1600 × 1200

Armored Core 2 game intro

1024 × 768

Ratchet battles a giant robot

1920 × 1200

Armored Core 4 artwork

1920 × 1200

Armored Core: Nine Breaker

1024 × 768

Transformers game character

1280 × 1024

Transformers in battle formation

1024 × 640

Bumblebee robot in action

1280 × 800

Optimus Prime in action

1600 × 1200

Optimus Prime in action

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Optimus Prime confronts a Decepticon

1024 × 768

Portal robots scene

2464 × 1524

Portal 2 robot companion

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Portal robot with quote

1440 × 900

robot companion in overgrown facility

1227 × 720

Master Chief in action

1024 × 768

Samus Aran in action

1024 × 768