Complex sentence: The protectors of the Special Zone and have been framed but Sonic trusts them and they've had many adventures together and also with Knuckles they've now become one Sonic's bets friends and are always willing to help.
Split into simpler sentences: The protectors of the Special Zone, they have been framed but Sonic trusts them and they've had many adventures together. Along with Knuckles, they've now become some of Sonic's best friends and are always willing to help.