1. Snow Bengal: Snow Bengals are characterized by their white or cream base color and blue or silver spots or marbling. They are striking and unique, and they are considered to be quite rare.
2. Charcoal Bengal: Charcoal Bengals have a dark, smoky gray base color with charcoal spots or marbling. They are extremely striking in appearance and are considered to be one of the rarest Bengal variations.
3. Melanistic Bengal: Melanistic Bengals are characterized by their solid black or dark brown color. They are extremely rare and are considered to be one of the most sought-after Bengal variations.
4. Silver Bengal: Silver Bengals have a silvery or white base color with black, brown, or blue spots or marbling. They are quite rare and are considered to be very elegant and beautiful.
5. Golden Bengal: Golden Bengals have a rich, golden orange or amber base color with black, brown, or blue spots or marbling. They are rare and are considered to be very striking in appearance.
6. Lynx Point Bengal: Lynx Point Bengals have a reddish-brown base color with darker brown or black spots or marbling and blue eyes. They resemble the lynx, a wildcat, and are considered to be quite rare.
It's important to note that the availability and rarity of Bengal patterns and colors can vary over time and depend on the particular breeder or region. Some patterns and colors may be more common in certain areas or countries, while others may be more difficult to find.