Warning! Spoilers ahead for Fantastic Beasts: The Crimes of Grindelwald
Fantastic Beasts 3 is definitely affected by Leta Lestrange's death, here's the Lestrange family tree explained with references to Fantastic Beasts: The Crimes of Grindelwald. The second Fantastic Beasts movie spent a lot of time exploring the branches and flowers of the Lestrange family tree — but its twists and turns can be confusing. In the movie, the orphaned Obscurial Credence Barebone (Ezra Miller) suspects that his true identity is Corvus Lestrange, and he goes to Paris in search of his mother. Meanwhile, Leta Lestrange (Zoë Kravitz) is hiding a dark secret about what actually happened to her baby brother, Corvus.
J.K. Rowling is known for creating vast lineages for the pureblooded families in both Harry Potter and Fantastic Beasts. The role that the Lestrange family plays in the Fantastic Beasts franchise is an unexpected one, considering Bellatrix was the only Lestrange featured in the HP movies. Leta's unfortunate death will have major after-effects as the prequels move forward into The Secrets of Dumbledore, and the movies feature more Lestranges than ever before in the form of Yusuf Kama, Leta Lestrange, and even baby Corvus.
Related: Fantastic Beasts: The Crimes of Grindelwald's Credence Twist Explained
Since Theseus Scamander is a part of Dumbledore's new army in The Secrets of Dumbledore, there's no doubt that Leta Lestrange's passing will color her fiance's motives and actions. Yusuf Kama was related to Leta as well, and he too is part of Dumbledore's new team. She was also a close friend to protagonist Newt Scamander, and he was affected heavily by her death. In addition to this, Leta's relationship with Newt does cause some tension,
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