Is the ape Titan Eren's dad? - Quora

What did eren show grisha to convince him to give eren his titan? (Before the retcon) : r/titanfolk

Attack on Titan That Day (TV Episode 2019) - IMDb

How did Eren communicate with Grisha? - Quora

Grisha Yeager - MyWaifuList

Grisha Yeager, My Little Pony w/ Reiner and Bertholdt Wiki

My brother ate my dad.” -Zeke Jaeger : r/titanfolk

If Grisha wanted Zeke to stop Eren, why did he still end up giving Eren the founding titan?? : r/titanfolk

Eren manipulates Grisha in Japanese sub using English letters/ romaji

How could eren manipulate grisha? I mean he was just seeing grisha's memories, wasn't he? Then how could that happen? (He was not even using founder's powers, zeke had control over that)

Grisha Yeager (Canon)/Hikana, Character Stats and Profiles Wiki