Is the ape Titan Eren's dad? - Quora

Could Grisha Jaeger be the Beast Titan? Could someone give for and/or against proof? - Quora

Basement, Attack on Titan Wiki

Why did Eren allow grisha to see zeke,was it simply out of kindness or was there something more to it? : r/ANRime

Grisha: The Story of Cellist Gregor by M. Bartley

This scene hits differently with Eren as the father. : r/titanfolk

Sorry Zeke, Grisha's just not that bad a guy : r/titanfolk

Why does Eren mention his father being eaten? What possible reason does Eren want to show Zeke such a fucked up scene?? : r/titanfolk

Braunie Appreciation Zone — Oh yeah- I was talking to momtaku recently about

Eren manipulates Grisha in Japanese sub using English letters/ romaji

If Grisha Yeager had been more kind to Zeke, would Zeke have not wanted to wipe out the Eldians? - Quora