(This card is always treated as a "Constellar" card.)
If a "tellarknight" and/or "Constellar" monster other than "Tellarknight Lyra" is Normal Summoned to your field: You can Special Summon this card from your hand. If this card is Summoned: You can add 1 "tellarknight" Spell from your Deck to your hand. You can only use each effect of "Tellarknight Lyra" once per turn.