None.

A man is poked in the eye.

A slapstick battle sequence shows many people fighting with swords, and one man being stabbed with such weapon without visible blood.

Dozens of people who are going to war simply fall like domino bricks.

A king is stabbed multiple times with a knife. The actual stabbing is off-screen, and we later see the dead king and the knife in silhouette.

Whenever a mouse appears on-screen, he is always seen with his tail stuck in a mouse trap. He is first shown running away from opening credits tacked into shields.

None.

Brief alcohol drinking.

The killing sequences, although happening off-screen, can be little intense despite this film being a family-oriented cartoon.