As kids both were victims of the cruel world and bad parenting. : r/ShingekiNoKyojin

Grisha Yeager, Attack on Titan Wiki

Season 3 SPOILERS] Is there any specific reason that why Grisha's attack titan was fat instead of mascular ? : r/ShingekiNoKyojin

Yeager family, Attack on Titan Wiki

Netflix's Shadow and Bone Cast: Meet the Characters and Who

How did Eren communicate with Grisha? - Quora

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

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

Grisha had Zeke at 19 years old. Zeke was raised by teen parents. : r/titanfolk

Manga Spoilers) Is Grisha a bad Father? : r/ShingekiNoKyojin

Grisha's Shocked Seeing Old Zeke & Begs Him To Stop Eren