Shingyouku is battled at the end of the Fire Guardian's land. By defeating them, the boss at the end of the Abyss is weakened.
Information[]
This boss contains 2 phases, each having 99,999 HP.
Battle[]
Phase 1
| Action | Condition | Effect |
| Fiery Impact | None | Fire damage to single enemy, may inflict INT down |
| Divine Flame | None | Light damage to single enemy, may inflict DEF down |
| Eruption | 85% HP or below | Fire damage to single enemy, may inflict INT down |
| Fire Rain | 67% HP or below | Fire damage to all enemies, may inflict INT down |
Phase 2
| Action | Condition | Effect |
| Fire Rain | None | Fire damage to all enemies, may inflict INT down |
| Eruption | None | Fire damage to single enemy, may inflict INT down |
| Explode | 85% HP or below | Fire damage to all enemies, may inflict INT down |
| Radiant Bind | 82% HP or below | Light damage to single enemy, may inflict Paralyze or AGI down |
| Catastrophe | 67% HP or below | Very high damage to single enemy, may inflict Stun or INT down |