So I know most of us here don't particularly care for digital comics but for those of us that are, Comixology's current sales have a lot of good material

Some highlights include

Robin Sale

A Death in the Family for $6



Teen Titans: The Judas Contract for $6






From Dark Horse:
Frank Miller's 300 $7



Aliens: 30th Anniversary $10





Collections of Creepy for $7



Collections of Crime Does Not Pay for $7




Collections of Eerie for $7



Sin City books for $5.50



Grendel Collections for $6



Hellboy collections for $5.50



Prometheus: The Complete Fire and Stone $7.50



Robocop vs Terminator for $5.50



Various EC Collections (including Tales from the Crypt, Crime SuspenStories,Panic, Shock, Haunt of Fear, Vault of Horror, Weird Fantasy, Weird Science, and more) for $7