White Spherical Robot — Black

1920 × 1080

GLaDOS with numbers

1600 × 936

Heavy weapon character in industrial setting

1920 × 1080

Portal game logo with characters

1024 × 768

Atlas and P-body robots

1366 × 768

Anime Girl with Staff — Orange, Calm, Hair Horns

1920 × 1200

Soldier character from Team Fortress 2

1920 × 1202

Final Fantasy X-2 title screen

1024 × 768

Engineer Character Holding Hammer

1024 × 768

Builder's League United character

1680 × 1050

spy in a brown suit

2560 × 1600

GLaDOS from Portal

1920 × 1200