
However, this friendship would soon be broken when Otto dabbled into human experimentation in pursuit of understanding the Honkai. Otto said so himself, in Kallen, he found his salvation. Kallen was Otto's childhood friend and only love, and in her, Otto found that maybe with his scientific leanings, he could be of use to humanity, leading to him joining Schikshal as a scientist.īecause of Kallen, Otto single-handedly cured the Honkai Plague that threatened to wipe out humanity. Truth be told, he was a sweet, sickly crybaby who couldn't find a place in the world.Īt least until Kallen Kaslana came into his life and changed him.

HI3 fans will never forget his vile human experimentation that yielded best girl Teriri (Theresa), his mass genocidal tendencies, and how he shot Fu Hua in the head, among many other war crimes.īut Otto wasn't like this before.


A short paragraph skimming over his war crimes won't be enough to convey how absolutely diabolical Otto is, but let me tell you, if Welt Yang became the shining beacon of humanity's hope as the Herrscherr of Reason, Otto Apocalypse was his literal antithesis.
