ILLEGAL INSTRUCTION is a mod owned and directed by averyavary also known in the GD community as Cirtrax. The two main stars of the mod are Duke and Chaotix with more characters in there too.

ILLEGAL INSTRUCTION

FNF songs 4

illegal instruction fnf

This song is the 5th addition to corruption family guy 

Twinkle-Quagmir3 vs §ťêwïë by hayseed here fnf ost

So Many Souls - Illegal Instruction (scrapped)

FNF Pibby Corrupted Micky Mouse | Static Death

FNF_ Pibby Family Guy - A Family Guy (Fanmade D-Sides Remix)

Composer(s): egophobia, UpTaunt


Lyrics:

1:25:
Duke: YOU THINK YOU'RE SAFE?



Breakout (Legacy)

Composer(s): Sandi
Lyrics:

1:04:
Duke: YOUR FIGHT... LET'S GO DOWN!

1:59:
Duke: GRAAAH... YOU RUNT! I'LL GET YOU!

Soulless Endeavors (Legacy)

Composer(s): Armydillo


Lyrics:

2:07:
Transforming Chaotix: (maniacal laughing)

My Horizon (Armydillo Mix)

Composer(s):  JesterFrog


Lyrics:

1:17:


Transforming Chaotix: (maniacal laughing)


1:30: Beast Chaotix: Eh, whatever. Having too much fun. And Tails can wait for now.

1:37: Boyfriend: Yeah!


Was initially scrapped due to the controversy with JesterFrog

Our Horizon

Composer(s): JesterFrog


Lyrics:

0:00:
NormalCD:Get out, wherever you are! Just kidding, I've already found you! ... Knock, Knock! Guess who's here?

0:09:
NormalCD: Nice place you've got there! Too bad it'll be the last place you will ever see!

3:56:
NormalCD:BRING IT ON!

Found You

Composer(s): UpTaunt, Honkish

Alternatively named Endless Illegal Mix.
Was originally a birthday gift to MarStarBro from UpTaunt.

Endless (Forest Mix)

Breakout (Legacy; Remake)

Menu Theme

Collection Menu

"A Tarnished Kingdom" (Duke's Theme)

Remix of twinkle Aka my most popular song! all credits to hayseed here 

TWINKLE REPIBIFIED QUÆĢMIRE VS §ŤĖWĮĔ [by hayseed here]

FNF VS Yellow stickman

“In due time, until then; I’ll be waiting for you.”