Jerry Rice is a retired NFL player who played the position of wide receiver. This line is a sexual reference that is inferring that he’s goes inside the vagina deep, resembling how Jerry Rice went deep to catch a football.

Laissez-Faire is french for let them be but in more recent sense in American economics the government used this phrase in the early 1900’s when work unions. protested against the un-safe conditions in their work environment.

In this context, Lupe is using the phrase as a way of saying he’s free from the things that hold him back when freestyling.

Knock Knock
Who’s there?
Scissor!
Scissor who?
Scissor and Cleopatra!

The Columbine High School Massacre was a school shooting that took place in 1999. 12 students were murdered while 21 were injured.

The line is saying that although (in reference to the previous line) there are Crusaders of dark ages, you cannot stop the shootings

Viola Davis starred in the movie The Help.

From Wiki,

The Help is a 2011 American drama film adaptation of the novel of the same name (2009) by Kathryn Stockett, adapted for the screen and directed by Tate Taylor. Featuring an ensemble cast, the film is about a young white woman, Eugenia “Skeeter” Phelan, and her relationship with two black maids during Civil Rights era America (the early 1960s). Skeeter is a journalist who decides to write a book from the point of view of the maids (referred to as “the help”), exposing the racism they are faced with as they work for white families.

In the song City Don’t Sleep on the album The Language Of My World Macklemore talks about the more evident problems in his neighborhood and ghettos in general.

Craps is a dice game, and OG’s slang at is a colloquialism for selling drugs.

In this line, Lil B is referring to haters such as Garganito who aren’t based simply because they don’t have the capacity to understand or decipher the complexities that are Lil B’s lyrics.

This line is also a double entendre, in reference to enemies as in people that are on the opposition of war

A Benz is an expensive luxury car that most rappers are notorious for having, wanting, and talking about.

Timberlands are boots that drug dealers are infamous for wearing. They’re favored by hustlers because they’re flashy, provide support for long days slanging and are useful when jumping punk ass bitches.

In this respect, Gibbs is simply stating that he is thuggin.

Rastafari is a subculture derived from Jamaica, a religious movement that was sort of an outlet from the Ghettos within Jamaica. Rastas are typically known for growing out their hair in dreadlocks, wearing woolen caps, smoking and using marijuana and listening to reggae music.