Yuto Nakashima is a Japanese professional wrestler and former mixed martial artist who entered New Japan Pro-Wrestling as a Young Lion in 2021. Following a European excursion in 2024 with Oskar Leube, he reemerged in Japan on August 17, 2025 under the name Yuto-Ice, aligning with OSKAR in Bullet Club War Dogs as The Knockout Brothers, a pairing that went on to win the IWGP Tag Team Championships within months. Following the dissolution of Bullet Club in January 2026, Nakashima and OSKAR joined the Unbound Co. faction.

Filmography