A search of the WWW reveals 5 methods of tile removal.
1. Sledge hammer
2. Hammer and carbide tipped tile chisel
3. Tile removal tool, that has a cast iron weight. Costs approx $90 and replacement blades are $40. 149 Tile Removal Tool Cast iron weight on end to break up ceramic tile easy with prying capabilities. A must for removing ceramic tile floors. Replaceable blade for prying/scraping.
Quantity 149 Tile removal tool @ $89.95
Quantity 150 Replacement Blade for 149 Tile Removal Tool @ $39.95
Place Your Order Toll Free 1-866-377-8665
DRP Inc. 6401 E. Rogers Cir. #2, Boca Raton Fl. 33487
4. Rent hammer drill from Home Depot
5. Scaler, chisel rent from Taylor Rental http://www.taylorrentalocala.com/construction.asp?id=382 Approximately $32/day not including air compressor.