Half-Life arena
Arena Specification v2, 5 Nov 2026 · drawn to scale in mm
Red object: solid block, 150–250 g (hazardous)
Blue object: hollow cuboid
Green object: hollow cuboid (no balloon)
Key dimensions
| Arena (inside walls) | 2000 × 2000 |
| Wall | 100 high, 12 thick |
| Object | 100 × 100 × 150 |
| Bin outside / opening | 170 × 170 / 150 × 150 |
| Bin rim / inner depth | 200 / 200, fixed to floor |
| Bin centres | x 1850; y 1600, 1000, 400 |
| Line width | 50 |
| Parking zone | 300 × 300, top left |
| Pickup area | 550 × 1700 |