Although Skywalker was a star pupil of the Jedi Order, he also had a tenuous relationship with the Council before the events of Revenge of the Sith. ... The younglings served as a reminder that Skywalker never really fit in with the Jedi Order, which likely influenced his decision to kill them.

Did any Younglings survive Anakin?

Baby Yoda spent time on Coruscant under the watch of the Jedi Order before the end of the Clone Wars, according to Ahsoka. ... Although the end of the Clone Wars included Anakin Skywalker slaughtering Jedi younglings, Baby Yoda was spared from this massacre due to this rescue.

What does Anakin say before killing the younglings?

As the Sith Lord marched, a Jedi temple guard recognized him as his former identity Anakin Skywalker and said "Skywalker" under his breath before being cut down by Vader. Driven by the dark side, the fallen Jedi Knight killed younglings during the Temple attack.