Tarnished Floor Grate is an uncommon base item.
Obtained from[]
Tier 1[]
- Mob in Joker's Funhouse (challenge)
- Mob in Lair of the Spectre (challenge)
- ? in HIVE Base (duo)
- OMAC Drone in OMAC Base (duo)
- Brainiac Guardian MK-III in Riverside Hotel
- ? in Smallville
Tier 6[]
World Appearance[]
- Chinatown Electronics
- Ellsworth Memorial Hospital
- Ferris Aircraft (Coast City)
- Flash Museum Burglary
- Monarch Playing Card Company
- Town Square Theater