|Video game debut|
Night Assailant is a character version of the card, "Night Assailant".
Night Assailant appears in the video game, Yu-Gi-Oh! World Championship 2007. It appears as a Level Four Limited Duelist and it challenges the player to only included Flip Effect monsters in the Deck. By beating it, the player gets closer to unlocking Level Five Limited Duelists and a new Booster Pack.
In World Championship 2007, Night Assailant plays a Flip Effect Deck titled, "Flip, Flip!".