Some sexual humor that's not that strong.

Knuckles tells a boy to look up "echidna penis".

Eggman's drops his towel in shock of seeing all the echidna clones in one episode, but his midsection is censored.

Amy wants to sleep with Sonic. Sonic declines it though.

Infrequent intense Cartoon Violence, very rare cases of blood.

Shadow has and shoots a gun.

Cream kills a bird and a moose.

Mild

Uses of "damn", "hell", "bitch", "whore" and "shit".

Frequent drinking.

Sonic and his friends gets high on weed.

Not only is Tails a Cr*ckhead, he tends to get buzzed with anything he gets his hands on throughout the episodes.

A much more mature Sonic Cartoon.

Frequent mature and dark humor

Cream the rabbit (a five year old) worships the devil.