Cairngorgon, Antiluminescent Knight

[ Rock / Xyz / Effect ] 2 Level 4 monsters During either player's turn, when another card or effect is activated that targets exactly 1 card on the field (and no other cards): You can detach 1 Xyz Material from this card, then target another card on the field that would be an appropriate target for that card/effect; that card/effect now targets the new target. ATK/ 2450 DEF/ 1950