A coin awarded for defeating a monster with a record in the Arena.
| Arena // Grudge Match: Bird Wyverns | Slay | x1 | 100% |
| Arena // Grudge Match: Bird Wyverns | Slay | x2 | 100% |
| Arena // Grudge Match: Bird Wyverns | Reward1 | x1 | 45% |
| Arena // Grudge Match: Bird Wyverns | Reward1 | x2 | 5% |