Dumbledore mentions having been in love with Grindelwald.

Several fantasy fights scenes with mild violence and no blood detail at all.

A creature is viewed lying in a pool of blood with intestines out.

Mild

Multiple men are impaled by a giant monster, while alive, drug off screen to be killed. Their remains are thrown back up for smaller monsters to eat.

A couple of uses of 'crazy sod'.

Jacob swigs a drink which makes him giggle.

Intense fight scenes between various characters.

When credence and Dumbledore fight, there are massive explosions and a tense atmosphere