Tellarknight Cygnian

(This card is always treated as a "Constellar" card.)
If this card is Summoned: You can add 1 "tellarknight" or "Constellar" monster from your Deck to your hand. You can target 1 other LIGHT monster you control; increase both its Level and this card's by 1. This card can be treated as 2 materials for the Xyz Summon of a "tellarknight" Xyz Monster that requires 3 or more materials. You can only use each effect of "Tellarknight Cygnian" once per turn.