| Demons Observer (Normal) | |
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| Trait: Unknown | |
| Power Cost: 12 | |
| Attack: 1400 | |
| Max Attack: 3500 | |
| Defense: 850 | |
| Max Defense: 2120 | |
| Skill: N/A | |
| Effect: N/A | |
| Event Skill: None Available | |
| Event Effect: None Available | |
| Trait Skill: None Available | |
| Trait Effect: None Available | |
| Quote: One of the most memorable creatures I encountered at the Castle in the Sky was a floating, weeping eyeball. Feeling sorry for it, I removed the painful-looking thorn lodged inits pupil...-Scholar's Ledger | |
| Market Price: 750 | |
| Demons Observer+ (Normal) | |
 | |
| Power Cost: 12 | |
| Attack: 1820 | |
| Max Attack: 4900 | |
| Defense: 1105 | |
| Max Defense: 2968 | |
| Skill: N/A | |
| Effect: N/A | |
| Event Skill: None Available | |
| Event Effect: None Available | |
| Trait Skill: None Available | |
| Trait Effect: None Available | |
| Quote: The floating eyeball followed me around the castle like a duckling follows its mother. I think it may even understand me, for it seems to nod when I speak to it...-Scholar's Ledger | |
| Market Price: 1,125 | |
| Demons Observer++ (Normal) | |
 | |
| Power Cost: 12 | |
| Attack: 2254 | |
| Max Attack: 5880 | |
| Defense: 1369 | |
| Max Defense: 3562 | |
| Skill: N/A | |
| Effect: N/A | |
| Event Skill: None Available | |
| Event Effect: None Available | |
| Trait Skill: None Available | |
| Trait Effect: None Available | |
| Quote: Although they keep their distance, more floating eyeballs have started to follow me as I explore the castle. The original one, which appears to be their leader, seems to be trying to introduce us...-Scholar's Ledger | |
| Market Price: 1,500 | |
| Demons [One-Eeyed Wonder] Observer (High Normal) | |
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| Power Cost: 12 | |
| Attack: 2696 | |
| Max Attack: 7476 | |
| Defense: 1637 | |
| Max Defense: 4528 | |
| Skill: N/A | |
| Effect: N/A | |
| Event Skill: None Available | |
| Event Effect: None Available | |
| Trait Skill: None Available | |
| Trait Effect: None Available | |
| Quote: Yesterday, a demon almost got the best of me until my eyeball friends surrounded it. They burst into a blinding light that vaporized the demon and then disappeared. I haven't seen them since...-Scholar's Ledger | |
| Market Price: 2,250 | |
| Evolution Type | Max Attack | Max Defense |
|---|---|---|
| 8-15 | 7476 | 4528 |
| 8-7 | 7454 | 4515 |
| 8-3 | 7316 | 4432 |
| 6-11 | 7448 | 4511 |
| 6-7 | 7437 | 4505 |
| 6-3 | 7312 | 4429 |
| 5-9 | 7364 | 4460 |
| 5-3 | 7240 | 4385 |
| 4-7 | 7224 | 4376 |
| 4-5 | 7218 | 4372 |
| 4-3 | 7156 | 4335 |
| 4-1 | 6476 | 3923 |
| 4-0 | 2696 | 1637 |