The Supply Box is an event-specific item given from Strategic Reserve event. Despite the item description stating the items are chosen random, when opened it gives items from at varying levels of frequency.

Item Description Drop table Gained from
Item Supply Box.png
Supply Box
Open it to receive random rewards. Any two of the following:
Item Food.png
1,000 Food x5 (very often)
Item Wood.png
1,000 Wood x5 (very often)
Item Stone.png
1,000 Stone x5 (very often)
Item Universal Speedup.png
Universal Speedup (15m) x1 (often)
Item Building Speedup.png
Building Speedup (15m) x1 (often)
Item Training Speedup.png
Training Speedup (15m) x1 (often)
Item Research Speedup.png
Research Speedup (15m) x1 (often)
Item Healing Speedup.png
Healing Speedup (15m) x1 (often)
Item Arrow of Resistance.png
Arrow of Resistance x1 (rarely)
Item Silver Key.png
Silver Key x1 (rarely)
Item Golden Key.png
Golden Key x1 (very rarely)
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