Suiko

is a ninja from the Takumi Village. He and his group abducted Matsuri, Gaara's student, to get access to Gaara's Shukaku powers to revive Seimei, Takumi Village's founder. He injured Rock Lee at his entering in their battle with Gaara. He was later killed by Gaara's Ultimate Absolute Attack: Shukaku's halberd, and pierced him through his chest.

Trivia

 * His name, meaning "Water Tiger" comes from Byakko, the White Tiger of the West.
 * He wears chakra absorbing armor and carries a flail around.