Ghost Hicidal

Do not confuse it with Apero Ghost (same stats).

Normal monster

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Archmonster - Arepotair the Bespectacled

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Spells

 * Crow
 * Summoning of Boar
 * Summoning of Prespic
 * Summoning of Tofu

They summon a new monster each time a summon gets killed.

Drops

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Trivia
Arepo read back is Opera, a reference to The Phantom of the Opera.