Best Cover artist - Who gets you to pick up the book?

[edhopper]

Where's the love for Sal?

[Chazro]

Just talkin' covers here!

Berni Wrightson - House Of Mystery, Swamp Thing
Steve Ditko - Spider-Man - Very few misses during his run. Classic.
Gene Colan - Dracula, Daredevil, Sub-Mariner, Iron Man
Wally Wood - Daredevil, THUNDER Agents
Gil Kane - Did so many but in particular: Green Lantern, Atom, & Conan
Neal Adams - Batman, Deadman
Mike Zeck - Master Of Kung-Fu
Jim Steranko - Nick Fury, Captain America
Bill Sienkiewicz - Moon Knight
Steve Rude - Nexus
and of course - Kirby

[Phil Maurice]

Where's the love for Sal?

Not to worry, it's right here:



Oops. Misread the vowel. Nevertheless, no list of dynamic cover artists would be complete without the mighty Schomburg:



Of a more recent vintage, this one did literally cause me to purchase it by cover alone. Williams' & Villarubia's Hulk vs. Thor:

[Dr. Love]

The King, Kirby