Least favorite is definitely Wind Waker. Exploration is a huge thing in Zelda games, WW completely got rid of exploration with your means of travel in this game. Sailing. How I hated the sailing. The map in WW is HUGE, maybe the biggest map of any Zelda game, but they did nothing with 90% of it...
"I challenge any to come up with one legend of zelda game without a con"
That's a matter of opinion. In my opinion Majora's Mask is absolutely prefect, but in another persons opinion the game would suck. In my opinion Wind Waker is not only a bad Zelda game, but just a bad game altogether, but...