If your looking for some awesome Valentines cards for that special someone then look no further then these two places.
First up we have Bioware who have some nifty Mass Effect themed cards as well as a few other interesting ones. You can get those here
Next we have vintage Batman 66 Valentines cards for you. These are simply awesome!!! If your looking for a little cheese to go on that card then these are the ones. My personal favorite that I used myself this year to much success is the Bat Computer one.