To progress through the game, you need to kill monsters to collect experience. All bosses within the game have a minimum level requirement to damage,
| Level | EXP to advance | HP | MP | Attack | Defence | Required for |
|---|---|---|---|---|---|---|
| 1 | 30 | 48 | 34 | 1 | 1-1 | |
| 2 | 60 | 64 | 34 | 2 | 2-2 | |
| 3 | 150 | 80 | 51 | 3 | 3-3 | Vampire |
| 4 | 300 | 96 | 68 | 4 | 4-4 | |
| 5 | 700 | 112 | 85 | 5 | 5-5 | |
| 6 | 1200 | 128 | 102 | 6 | 6-6 | |
| 7 | 1600 | 144 | 119 | 7 | 7-7 | General Kelbesque |
| 8 | 3500 | 160 | 136 | 8 | 8-8 | |
| 9 | 5800 | 176 | 153 | 9 | 9-9 | |
| 10 | 8000 | 192 | 170 | 10 | 10-10 | Vampire II |
| 11 | 10000 | 208 | 187 | 11 | 11-11 | Sabera the Witch |
| 12 | 20000 | 224 | 204 | 12 | 12-12 | |
| 13 | 30000 | 240 | 221 | 13 | 13-13 | General Kelbesque |
| 14 | 40000 | 255 | 238 | 14 | 14-14 | Mado |
| 15 | 50000 | 255 | 255 | 15 | 15-15 | Emperor Draygon |
| 16 | MAX | 255 | 255 | 16 | 16-16 | Draygon (2nd form) |
In the GBA remake, the level requirement is removed, but attacking below the recommended level may be difficult.