Optimus Prime Robot — Blue, Dramatic, Night, Digital Art, Spark

1600 × 1200

Robot Face Close-up — Gray

3840 × 2160

Optimus Prime and Megatron — Black

1440 × 900

Optimus Prime Robot — Red, Heroic

1600 × 1000

Optimus Prime Robot — Blue, Dramatic, 3d Render, Shield

1200 × 900

Robot Holding Skull — Gray

1920 × 1080

Robot with Hummingbird — Brown

1920 × 1200

Optimus Prime Head — Blue, Dramatic, Digital Art

1280 × 1024

Red and Black Robot — Dramatic, Digital Art, Wheels

1600 × 1200

Robot Helmet — Blue

1280 × 1024

Optimus Prime head

1600 × 1000

Damaged Robot Warrior — Blue

1920 × 1200