List of possible items:
- Harvest Gem [Common] x1
- Gold Production Gem [Common] x1
- Stone Production Gem [Common] x1
- Wood Production Gem [Common] x1
- Food Production Gem [Common] x1
- Speed Up 5m x1
- Speed Up 10m x1
- Speed Up 15m x1
- 30k Food x1
- 150k Food x1
- 500k Food x1
- 10k Wood x1
- 50k Wood x1
- 150k Wood x1
- 8k Stone x1
- 40k Stone x1
- 120k Stone x1
- 3k Gold x1
- 15k Gold x1
- 50k Gold x1