If Eren was able to manipulate grisha into taking the founding titan by using the founding titan's power, how did he initially get the founding titan? - Quora

In Attack on Titan, why did Grisha kill all Reiss family memebers, after all he needed only Frieda's Founding titan? - Quora

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)

In Attack on Titan, why can Eren use the Founding Titan? - Quora

If Eren was able to manipulate grisha into taking the founding titan by using the founding titan's power, how did he initially get the founding titan? - Quora

If you were Eren, would you activate The Rumbling? - Quora

so why did grisha give eren the attack and founding titans…?? : r/titanfolk

How did Eren activate founding Titan in Attack on Titan? - Quora

Why couldn't Eren remove the Titan shifting ability from all Eldians using the founding Titan ability and in a sense free his people from the reason why the world is so afraid

If Eren was able to manipulate grisha into taking the founding titan by using the founding titan's power, how did he initially get the founding titan? - Quora

How did Eren find out that he was the one who killed Grisha? - Quora

Did Eren absorb Zeke when he transformed into the Founder? - Quora

Did Eren's father steal the Founding Titan to bypass the first king's will, allowing Eren to get rid of the world of Titans? - Quora