Thumb Ring is a Archery Range technology. Archery Units attack +15% faster. Archery Units and Skirmishers fire with 100% accuracy.
- Building: Archery Range
- Age: Castle Age
- Cost: 300 food, 250 wood
- Research time: 45 seconds
- Available to: 34 of 56 civilizations (22 do not have it).
Archers fire faster and never miss. A key upgrade for Crossbowmen and Cavalry Archers.
Figures from the game data for Update 185872 (September 2026), at the time of publishing.