2 Level 3 LIGHT monsters
Once per turn: You can detach 1 Xyz Material from this card; change all monsters your opponent controls to face-up Defense Position.
2 Level 4 LIGHT monsters
Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; all "Constellar" monsters you currently control are unaffected by Spell/Trap effects this turn.
2 Level 5 LIGHT monsters
Once per turn, during either player's turn: You can detach 1 Xyz Material from this card, then target 1 card on the field; return that target to the hand.
2 Level 4 "Constellar" monsters
Once per turn, during the Damage Step of either player's turn, when a "Constellar" monster you control is attacking or being attacked: You can detach 1 Xyz Material from this card; that monster gains 1000 ATK, until the End Phase.
2 Level 6 monsters
You can also Xyz Summon this card by using a "Constellar" Xyz Monster you control as the Xyz Material, other than "Constellar Ptolemy M7". (Xyz Materials attached to that monster also become Xyz Materials on this card.) If Summoned this way, the following effect cannot be activated this turn. Once per turn: You can detach 1 Xyz Material from this card, then target 1 monster on the field or in either player's Graveyard; return that target to the hand.
3 Level 7 monsters
Once per turn, during your Main Phase 2, you can also Xyz Summon "Exstellarknight Constellar Ptolemy Ω7" by using a "tellarknight" or "Constellar" Xyz Monster you control (transfer its materials). While you have 7 or more "tellarknight" monsters with different names in your GY and/or banishment, this card gains 2700 ATK/DEF, also it is unaffected by your opponent's activated effects. Once per turn (Quick Effect): You can detach any number of materials from this card, then target that many monsters your opponent controls; shuffle them into the Deck.
3 or more Level 5 LIGHT monsters
During your Main Phase 2, you can also Xyz Summon this card by using a "tellarknight" Xyz Monster you control as the Xyz Material, except "Stellarknight Constellar Diamond". (Xyz Materials attached to that monster also become Xyz Materials on this card.) While this card has Xyz Material, neither player can send cards from the Deck to the Graveyard, and any card that returns from the Graveyard to the hand is banished instead. During either player's turn, when an opponent's DARK monster activates its effect: You can detach 1 Xyz Material from this card; negate that activation, and if you do, destroy it.
2+ Level 4 monsters
If this card is Xyz Summoned: You can target 1 "tellarknight" and/or 1 "Constellar" card in your GY; add them to your hand. You can banish 1 "tellarknight" or 1 "Constellar" monster from your hand or Deck, and detach 1 material from this card; this effect becomes that banished monster's effect that activates when it is Normal Summoned. You can only use each effect of "Tellarknight Constellar Caduceus" once per turn.
3+ Level 4 monsters
Your opponent cannot target Rank 5 or higher "tellarknight" or "Constellar" Xyz Monsters you control with card effects. Once per turn: You can detach 1 material from this card; add 1 "tellarknight" or "Constellar" monster from your Deck to your hand, then immediately after this effect resolves, you can Normal Summon 1 LIGHT monster. If this card is sent to the GY, except from the field: You can Special Summon 1 "tellarknight" or "Constellar" monster from your hand or banishment.