Seven demons, based on the Seven Deadly Sins, are released into the world and the brothers must combat them with the aid of a married Hunter couple.

This is not a full reaction as I was not doing them until episode 11 of this season. 

A strange death reported in the newspaper prompts Dean and Sam to find Lisa Braeden, a woman Dean had a weekend fling with about 8.75 years ago, only to find she has a son turning 8. While investigating the death in the paper along with several other mysterious recent deaths, Sam and Dean find they are chasing a Changeling, who is replacing children with it's offspring. The mysterious blond woman is back, giving Sam a cryptic message.

This is not a full reaction as I was not doing them until episode 11 of this season. 

The Winchesters are called regarding a robbery of their father's storage unit, and track down the robbers to find the item stolen is a cursed rabbit's foot, which provides great luck until lost, and once lost the previous owner dies within a week. To complicate the whole situation, Gordon, from his prison home, has convinced two other hunters that Sam is pure evil and must be killed.

This is not a full reaction as I was not doing them until episode 11 of this season. 

A young girl trapped in a coma by her wicked stepmother sets off a series of murders based on the fairy tales her father reads her. Meanwhile, Sam tries to get Dean out of his deal.

This is not a full reaction as I was not doing them until episode 11 of this season. 

Gordon Walker is out of prison and out for blood, Sam's blood, and pays Bela to reveal their location. Meanwhile, the Winchesters are hot on the trail of a vampire named Dixon, who in turn has a beef with Gordon.

This is a full reaction.

The seemingly harmless practices of a group of neighborhood witches goes bad when one of them kills a woman. Ruby offers her assistance... but she has a few secrets of her own.

This is not a full reaction as I was not doing them until episode 11 of this season. 

Sam relives the same day over and over, continually having to deal with Dean's death.

Sam and Dean are arrested by Agent Henriksen and thrown into a jail cell in Colorado just as an army of demons makes their first move under a new leader who wants Sam dead.

Sam and Dean discover a doctor who, back in 1816, became obsessed with finding the secret of eternal life by taking people's vital organs. Meanwhile, Bobby finds Bela and Dean leaves Sam to confront her.

Dean's time is up and he has to pay the Devil his due. When Lilith resurfaces in New Harmony, Indiana terrorizing a family to no end Sam, Dean, and Bobby steal Ruby's knife and confront the mother of all demons in a battle to the death.

A reaction to the Gag reel for season 3 of Supernatural. 

These are my thoughts on season 3 of Supernatural.