Card Errata:Mirage Knight

Mirage Knight (Dark Crisis, Dark Revelation vol.1) This card cannot be Normal Summoned or Set. This card cannot be Special Summoned except by the effect of "Dark Flare Knight". When this card battles another monster, during damage calculation increase the ATK of this card by the original ATK of the opponent's monster. During the End Phase after this card was involved in battle, remove this card from play.