Research
Build a Research Facility to unlock the Research tab. Each upgrade is part of a tiered chain (research the previous tier first) and grants a permanent yield bonus or a global perk like faster crafting. At tier 1 (Copper) the yield bonus is a 50% chance for an extra unit when a resource is produced; at tier 2 (Iron) and tier 3 (Golden) it's guaranteed — always +1 or +2 extra units.
Costs scale by tier — Gold + the matching metal bar, plus a BeaverCoin gate of 1 / 5 / 10 BC for tiers 1 / 2 / 3.
Axe
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Axe | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 log each chop or lumberjack cycle. |
| Iron Axe | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 log each chop or lumberjack cycle. |
| Golden Axe | 3 | 1,000,000 Gold + 5 Golden Bar + 10 BeaverCoin | Always +2 logs each chop or lumberjack cycle. |
Pick
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Pickaxe | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 stone each mine or quarry cycle. |
| Iron Pickaxe | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 stone each mine or quarry cycle. |
| Golden Pickaxe | 3 | 1,000,000 Gold + 5 Golden Bar + 10 BeaverCoin | Always +2 stone each mine or quarry cycle. |
Sickle
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Sickle | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 food each forage cycle. |
| Iron Sickle | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 food each forage cycle. |
| Golden Sickle | 3 | 1,000,000 Gold + 5 Golden Bar + 10 BeaverCoin | Always +2 food each forage cycle. |
Bucket
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Bucket | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 water each clean or well cycle. |
| Iron Bucket | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 water each clean or well cycle. |
| Golden Bucket | 3 | 1,000,000 Gold + 5 Golden Bar + 10 BeaverCoin | Always +2 water each clean or well cycle. |
Sieve
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Sieve | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 sand each sift or sand pit cycle. |
| Iron Sieve | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 sand each sift or sand pit cycle. |
Sawmill
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Sawblades | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 plank each Sawmill cycle. |
| Iron Sawblades | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 plank each Sawmill cycle. |
Kiln
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Firebricks | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 stone brick each Brick Kiln cycle. |
| Iron Firebricks | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 stone brick each Brick Kiln cycle. |
Farm
| Upgrade | Tier | Cost | Effect |
|---|
| Copper Tools | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | 50% chance for +1 crop each Farm cycle. |
| Iron Tools | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Always +1 crop each Farm cycle. |
Craftspeed
| Upgrade | Tier | Cost | Effect |
|---|
| Sharper Tools | 1 | 10,000 Gold + 5 Copper Bar + 1 BeaverCoin | Crafting is 10% faster. |
| Powered Tools | 2 | 100,000 Gold + 8 Iron Bar + 5 BeaverCoin | Crafting is 20% faster. |
| Master Tools | 3 | 1,000,000 Gold + 5 Golden Bar + 10 BeaverCoin | Crafting is 30% faster. |