I know that these aren't as good as my 3-4 blitzes, but I am working on it.

4-3 Normal
Slide DL Right
Reblitz DL, RDE in Coverage (leave blitzing for 2 man shooting the A-Gap)
Blitz All LBs, MLB over NT

4-3 Normal
Slide Left
Reblitz All Dl
Blitz MLB and LOLB
MLB over NT

4-3 Over
Slide Line Right
Reblitz all of the DL, but the LDE who goes in coverage
Blitz LOLB
Blitz MLB over NT

4-3 Over (Flipped)
Smoke Midzone and Spy 3 Blitz work best
DL Left
Reblitz DL
Blitz MLB and LOLB

4-3 Over (Flipped)
Slide DL Right
Reblitz DL
Blitz MLB and ROLB
LOLB in Hook Zone

4-3 Over (Flipped)
Slide DL Left
REblitz DL
MLB over NT
LOLB

4-3 Under
Fake Blitz
Slide Right
Reblitz DL
ROLB Coverage
SS, MLB, and LOLB Blitz
RDE in coverage to just send one LB through the A-Gap

4-3 Under
Slide Left
Reblitz DL
LDE and LOLB in coverage
blitz MLB and ROLB
MLB over NT