None.

Godzilla chokes Rodan and yellow blood comes out his mouth.

Mechagodzilla fires cables into Godzilla and blood explodes from the wounds.

Later, Mechagodzilla shoots Rodan with a huge laser. We see a gruseome, gaping wound on Rodan's chest.

Mild for the most part; includes some religious exclamations.

None.

Scenes of Godzilla causing mass destruction.

There are many intense fight scenes, with blood and fierce body blows including a monster strangling another.