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Stronghold - Thunderbird
| Attack | Defense | Min Damage | Max Damage | Speed | R-Attack | Move | Type | Command |
|---|---|---|---|---|---|---|---|---|
| 130 | 110 | 110 | 150 | 40 | / | Flying | Melee | 49 |
| Creature Skills: Thunderbolt -- 20% chance to summon a thunderbolt after attacking an enemy unit. The damage equal as 100 multiply the number of Roc. | ||||||||
| Star | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 600 | 606 | 612 | 618 | 624 | 630 | 636 | 642 | 648 | 654 | 660 | |
| 2800 | 3360 | 3920 | 4480 | 5600 | 7000 | 8400 | 9800 | 11200 | 12600 | 16800 | |
| They have fantastic flying speed and high attack, and their mastery of thunder grants them the power to call lightning at will. | |||||||||||

Resources required for upgrading the Recruit structure
| Structure | Level | Gold | Wood | Ore | Mercury | Sulfur | Crystal | Gem | Creature |
|---|---|---|---|---|---|---|---|---|---|
| Cliff Nest | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| 2 | 114000 | 53 | 53 | 0 | 0 | 0 | 0 | 4 | |
| 3 | 300000 | 120 | 120 | 20 | 0 | 0 | 0 | 5 | |
| 4 | 792000 | 264 | 264 | 53 | 53 | 0 | 0 | 7 | |
| 5 | 1800000 | 480 | 480 | 120 | 120 | 120 | 0 | 9 | |
| 6 | 3096000 | 619 | 619 | 206 | 206 | 206 | 206 | 11 | |
| 7 | 5346000 | 1069 | 1069 | 356 | 356 | 356 | 356 | 17 | |
| 8 | 8208000 | 1642 | 1642 | 547 | 547 | 547 | 547 | 23 | |
| 9 | 11700000 | 2340 | 2340 | 780 | 780 | 780 | 780 | 28 |


