There is the normal ending where the Gate is closed, one ultra ending for each alignment and the "normal chaos god" ending. 5 in total.
You hit Andor Drakon, the ElDeR cHaOs GoD, and severely wound him.
The greater balor summons some help!
The ratling duelist disarms you. You drop your blessed Trident of the Red Rooster (+36, 6d12+18) [+12, +12]. It flies to the west.
Andor Drakon, the ElDeR cHaOs GoD, picks up the blessed Trident of the Red Rooster (+36, 6d12+18) [+12, +12].
Andor Drakon, the ElDeR cHaOs GoD, wields the blessed Trident of the Red Rooster (+36, 6d12+18) [+12, +12].