Mousepad

Wizards of the Coast has produced and licensed a number of mousepads for distribution at events and for general sale.

E3 Expo
The Electronic Entertainment Expo (E3) is a convention largely devoted to video gaming. Actual size: 9 1/4 x 7 5/8 inches (23.6 x 19.5 cm) except  Eight-and-a-Half-Tails which is 9 1/8 x 7 3/4 inches (23.2 x 19.7 cm)

2004
Actual size: 9 1/4 x 8 1/16 inches (23.6 x 20.5 cm)

Mirage
In 1996, four mousepads featuring artwork from the Mirage expansion were produced by WotC. The distribution and retail pricing for these are currently unknown. Actual size (pad only): 9 3/8 x 7 3/4 inches (23.8 x 19.7 cm)