Robot Playing Guitar — Black

1680 × 1050

Optimus Prime Head — Blue, Dramatic, Digital Art

1280 × 1024

Robot Character Face — Gray, Confident

1024 × 760

Optimus Prime Robot — Blue, Dramatic, Digital Art, Autobot Logo

1024 × 768

Optimus Prime Head — Blue, Dramatic, Digital Art, Robot, Helmet

2560 × 1600

Optimus Prime Robot — Blue, Dramatic, Sunset, Digital Art

1920 × 1200

Optimus Prime and Megatron — Black

1440 × 900

Robot Character Face — Purple

1920 × 1080

Robotic Head Close-up — Blue

1920 × 1080

Red and Black Robot — Dramatic, Digital Art, Armor, Weapons

1920 × 1080

Robot Character Face — Purple, Dramatic

1920 × 1080

Damaged Robot Warrior — Blue

1920 × 1200