
GI: PopCap latest installment in its Plants vs. Zombies franchise was a bit unorthodox, to say the least. Rather than follow up with yet another dose of reliable lawn-defense action, the studio decided to create an action-packed shooter, in the style of a Battlefield or Call of Duty.
It’s just the most recent in a long line of head-scratching experiments and mashups that game developers have dabbled in over the decades. Whether it's a surprise left turn from a well-known franchise or a bizarre partnership, we take a look at some of the strangest examples we could think of. Let us know if we missed any of your favorites in the comments.

Kingdom Hearts HD 1.5+2.5 Remix is filled with beloved games that many people have nostalgic memories of. What exactly gives 100% completing a game value, though? If you come away from it not feeling accomplished, was it just wasted time?

The Wonderful World of Disney has brought along many great characters in the Kingdom Hearts series.

Did Bungie actually hate Halo Wars? Why wasn't Master Chief in the game? Lead designer Dave Pottinger reveals all.