Eren
Kruger

Eren can transform into a Titan

Female Titan is a human shifter specifically hunting Eren

Eren captured by Reiner and Bertholdt

Eren rescued, Coordinate power awakened

Eren has the Coordinate / Founding Titan power, can command Titans

Grisha stole the Founding Titan by eating Frieda Reiss. Young Eren ate Grisha. Each Founding Titan holder's will was overridden by First King's pacifism

Eren Kruger revealed as the Attack Titan (previous holder). Revealed as 'The Owl', secret Eldian spy in Marley

Passed Attack Titan to Grisha before dying from Curse of Ymir Killed by Curse of Ymir (13-year limit).

Attack Titan's unique ability: holders can see future inheritors' memories. Nine Titans named. Curse of Ymir: 13-year lifespan for all shifters

Eren used the Attack Titan's future memory power to manipulate Grisha in the past into killing the Reiss family

Ymir Fritz's origin: a slave girl who found the source of Titan power. She loved King Fritz despite his cruelty, which kept her bound in the Paths for 2000 years. Eren frees Ymir by reaching her

THE RUMBLING: Eren activates the Founding Titan, releases all Wall Titans, and announces his intent to destroy all life outside Paradis Island

Eren orchestrated everything: including directing Dina's Titan to kill his own mother Carla to ensure events would unfold as he foresaw. Eren saw the full future from the medal ceremony 4 years prior