This is one of the finest comedies ever made, perhaps on par with Jason X.
Bruce Campbell? Check.
Low budget special effects? Check.
Undead villain with powers of selective teleportation and invulnerability back from beyond the grave for revenge? Check.
Sidekick villain doing his best Charles Manson? Check.
Overuse of slow motion to artificially pad length of action sequences? Check.
Most incompetent cops this side of Plan 9 from Outer Space? Check.
Anti-climatic yet hilarious villain death scene? Check.