We've shown a tiny bit of Action Comics #897's Lex Luthor / Joker match-up, but the issue's just too good not to share more of it in advance. That Paul Cornell and Pete Woods are able to capture everything we love about these two deranged villains so well in a single scene really speaks wonders about just how great they've been on this book. ACTION COMICS #897 is on sale Wednesday. (You can place your guesses at the answers to The Joker's riddles in the comments below.)