There are a lot of different Nier Automata characters, even though only three are playable, with a wealth of machines and androids in every nook and cranny.
NieR: Automata - Playstation 4 : Square Enix LLC
Nier Automata Wiki
Man, I'm gonna be real salty if Pascal is indeed playable but not
Nier Automata characters – playable and NPCs
NPCs Nier Automata Wiki
Anemone, NIER Wiki
Nier Automata characters – playable and NPCs
Let's Play】NieR: Automata #07 - Fascinating Quest NPC Dialogue
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NieR: Automata The End of YoRHa Edition review --- In the wake of