Bats
Colours
Normal Bats 
Blue Bats 
Yellow Bats 
Red Bats 
Green Bats 
Purple Bats 
Boss Bats 
Metal Bats
Each colour
Same for all 8: Drop chance:0.1%Attack:Physical
| Normal | ×1.25 |  Monster Fluid |
| Blue | ×1.5625 |  Frost Shard |
| Yellow | ×1.5625 |  Lightning Shard |
| Red | ×1.875 |  Flame Shard |
| Green | ×3.125 |  Nature Shard |
| Purple | ×3.75 |  Poison Shard |
| Boss | ×12.5 |  Black Pearl |
| Metal | ×625 | Black Pearl |
Base stats
| Normal | 7.5 | 0.5 | 0 | 2.5 | 0.5 | 20 |
| Blue | 15 | 0.5 | 0 | 2.5 | 0.5 | 20 |
| Yellow | 10 | 0.4 | 0 | 2.5 | 0.5 | 30 |
| Red | 15 | 1 | 0 | 2.5 | 0.5 | 10 |
| Green | 20 | 0.6 | 0 | 5 | 1 | 40 |
| Purple | 30 | 1.5 | 0 | 5 | 1 | 10 |
| Boss | 150 | 2 | 0 | 20 | 5 | 40 |
| Metal | 4 | 0.1 | 0.1 | Near-infinite | Near-infinite | 10 |
Resistances
| Normal | -20% | -20% | -20% | -50% | 0% |
| Blue | -20% | 50% | -20% | -50% | 0% |
| Yellow | -20% | -20% | 50% | -50% | 0% |
| Red | 50% | -20% | -20% | -50% | 0% |
| Green | -20% | -20% | -20% | -20% | 0% |
| Purple | -20% | -20% | -20% | -50% | 50% |
| Boss | 0% | 0% | 0% | -50% | 0% |
| Metal | 90% | 90% | 90% | 90% | 90% |
As a pet
How to catch a monster or buy a Boss or Metal pet is under Catching pets.
| Normal | Can’t be caught | Upgrade's Available Queue + 5 Right-Click on an upgrade to assign Queue, while Shift + Right-Click to remove Queue |
| Blue | Can’t be caught | Auto-Disassemble Equipment Slot + 10 Click an equipment in dictionary to assign/ remove auto-disassemble when picked up |
| Red | Can’t be caught | Auto-Disassemble Equipment Slot + 10 Click an equipment in dictionary to assign/ remove auto-disassemble when picked up |
| Green | Can’t be caught | Auto-Disassemble Equipment Slot + 10 Click an equipment in dictionary to assign/ remove auto-disassemble when picked up |
| Purple | Can’t be caught | Automatically increase Tier 1 Rebirth Upgrade [EXP Multiplier] |
| Boss | Bought in the Shop with Monster Milk | Stay tuned for future updates! |
| Metal | Bought in the Shop with Metal Oil | Stay tuned for future updates! |
History
Changes to this monster across game updates.
- Other languages +コウモリ+蝙蝠+Bats
Other languages: コウモリ蝙蝠Bats