An easy combo for infinite Drakes is a common one, using Isochron Scepter and Dramatic Reversal to continuously cast Dramatic Reversal over and over again.
This is the last of the initial releases of scene cards, but the holiday release has some new, impressive scenes to consider
Flexible export options and support for: Archidekt CardSphere DeckBox DeckStats EchoMTG MTGGoldFish MTGStand MyCardInventory PucaTrade QuietSpeculation TappedOut Scanning Recognition scans the full card
While this is all but a guaranteed boardwipe for your stuff too, it does a fantastic job at clearing the battlefield
And this is only talking about having Anzrag around, by the way if your board is well developed your opponent is in for even more of a problem
If an opponent controls more lands than you when Knight of the White Orchid comes into play, you can search your library for a Plains card and put it into the battlefield untapped