Training Days, Part 2 - S1.E16

It's a Duel against Jurou's former disciple, Yamikawa! Yamikawa draws his Ninja monsters, pinning Yuma down, but believing in the power of his friends, Yuma must continue this battle to the Death! But, Yamikawa summons his Trump Card, the Number Monster "Armed Ninja - Crimson Shadow"! However Yuma continues to believe in the power of his friends, but can this possibly lead him to win the Duel!?