Ruin Bat
| Item | Chance | With PA | Count | |
|---|---|---|---|---|
 Adena |
Drop | 70% | 70% | 303–705 |
 Antidote |
Drop | 14.9% | 25.2% | 1 |
 Energy of Development |
Drop | 7.71% | 13.2% | 1 |
 Animal Bone |
Drop | 7.42% | 12.5% | 1 |
 Coal |
Drop | 5.62% | 9.51% | 1 |
 Iron Ore |
Drop | 5.47% | 9.26% | 1 |
 Varnish |
Drop | 5.37% | 9.1% | 1 |
 Charcoal |
Drop | 5.32% | 9.01% | 1 |
| Powerful Energy of Development |
Drop | 3.83% | 6.57% | 1 |
 Recipe: Durable Leather Shirt |
Drop | 2.55% | 4.38% | 1 |
 Mithril Ore |
Drop | 1.26% | 2.14% | 1 |
| Great Energy of Development |
Drop | 0.635% | 1.09% | 1 |
 Shining Knife |
Drop | 0.126% | 0.214% | 1 |
 Throwing Knife |
Drop | 0.126% | 0.214% | 1 |
| Recipe: Piece Bone Breastplate |
Spoil | 29.6% | 50.4% | 1 |
 Wind Walk Potion |
Spoil | 16.3% | 30% | 1 |
Chance per kill at server rates (drop and spoil x3, x6 with Premium Account). At most one item drops from each drop group per kill — already accounted for. Level difference penalty and party bonuses are not included. Spoil — on a successful Spoil. Premium Account does not affect raid boss chances. Adena at x3 rate, twice as much with Premium Account.