Catwoman by Darwyn Cooke


"Longest... bomb... ever" by Retrodox


Catwoman by Jaime Hernandez


Batman and company by Philip Moy


The Joker by Dave McKean


Catwoman by Adam Hughes


Batgirl and Commissioner Gordon by Evan "Doc" Shaner


Harley Quinn by John Smith


Catwoman by Dave Stevens


Batman by David Mazzucchelli


Catwoman by Jock


Ladies of the Bat by Dustin Nguyen


Batgirl by Marcos Martin and Alvaro Lopez


Nightwing Annual #2 cover by Joe Bennett & Jack Jadson


Batman by Ashley Wood


Batman by Yildiray Cinar


Ra's al Ghul by Mike Mignola


Batgirl by Bruce Timm


Batgirl by Mike Maihack


Sesame Street vs. Batman by Matthew Benkner


Batgirl by James Jean


Batman by Mark Chiarello


Alfred Pennyworth by Brian Bolland


Batman and Robin by Yildiray Cinar


Catwoman by Michael Avon Oeming


Catwoman and Batman (and Robin) by Kevin Nowlan


Oracle by Lorena Carvalho


Commissioner Gordon and Batman by Chris Samnee


Catwoman by Alex Ross


The Joker by Brian Bolland


Batwoman by Cameron Stewart


Batman by Moebius


Batman and Robin by Alex Ross


Gotham Central by Michael Lark


Batman '66 by Michael Allred


Nightwing by Jock


Batman by Dan Hipp


Catwoman by Darwyn Cooke


Batman & Robin vs. The Red Hood by Mike Mignola


Catwoman by Adam Hughes


Batgirl and Batwoman by Bill Morrison


Catwoman by Alex Ross


Harley Quinn and Poison Ivy by Bruce Timm


Poison Ivy by Cliff Chiang


Batman by Chris Ware (much more on this here)


Anne Hathaway's Catwoman by Cameron Stewart