Wang Yi, a strong female character, introduces a new weapon, the Trishula which works as a pair of bladed trident - like tonfas capable of quick combos, with Wang Yi able to pull off a quick string of hits as her EX special. (plusxp.com)
Raph = tonfas instead of sais Leo = single odachi sword instead of twin katanas Mike = kusari - fundo instead of twin nunchaku Don = still a bo staff, but incorporates technology instead of just wood (gonintendo.com)