Did Eren ever find out his father's secret? - Quora

Grisha Yeager, Attack on Titan Wiki

Why did Grisha gave Eren the Attack Titan? : r/ANRime

Can you explain the future memories thingy? Has Eren seen all of the future memory's or only some of them because he didn't look like he has seen the memories of the

Grisha: The Story of Cellist Gregor by M. Bartley

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

Eren killing Grisha

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

If Eren Yeager vs Grisha Yeager . Attack on Titan Animation. Drawing Cartoon 2.

Zeke Yeager, Attack on Titan Wiki

If Grisha has already seen the future of Eren destroying the world, why did he give Eren the power of both the Attack Titan and the Founding Titan? - Quora