GLaDOS with numbers

1600 × 936

Portal game text and silhouette

1920 × 1080

Chell with a Companion Cube

1920 × 1080

Weighted Companion Cube — Black

1280 × 800

Portal game scene with GLaDOS

1440 × 900

GLaDOS from Portal

1920 × 1200

Portal game icon

2622 × 3312

GLaDOS in Aperture Science

1920 × 1080

Blue Screen Error — Dramatic, Digital Art

1600 × 1200

GLaDOS in Aperture Lab

1920 × 1080

Portal game ending scene

1920 × 1200

GLaDOS and Wheatley in Aperture

2560 × 1199