2 Level 4 "tellarknight" monsters
All face-up monsters on the field become DARK. You can detach 1 Xyz Material from this card and discard 1 card; Special Summon from your Extra Deck, 1 LIGHT "tellarknight" Xyz Monster by using this face-up card you control as the Xyz Material, also you cannot Xyz Summon other monsters for the rest of this turn. (This is treated as an Xyz Summon. Xyz Materials attached to this card also become Xyz Materials on the Summoned monster.) This effect can be activated during either player's turn, if you have 7 or more "tellarknight" monsters with different names in your Graveyard.
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.
3 Level 4 monsters
While this card has Xyz Material, your opponent cannot activate cards or effects when you Normal or Special Summon a monster(s). Once per turn: You can detach 1 Xyz Material from this card, then target 1 card on the field; destroy it. If this card is sent from the field to the Graveyard: You can Special Summon 1 "tellarknight" monster from your hand or Deck.
3 Level 4 "tellarknight" monsters
During the turn you Xyz Summon this card, you cannot Special Summon monsters, except "tellarknight" monsters. If this card is Xyz Summoned: Return all other cards on the field to the hand. Once per turn: You can detach 1 Xyz Material from this card; send 1 random card from your opponent's hand to the Graveyard. If this card with Xyz Material is sent to the Graveyard: You can target 1 "tellarknight" monster in your Graveyard; Special Summon 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.
2 or more Level 4 monsters
Once per Chain, during either player's turn: You can detach 3 Xyz Materials from this card; Special Summon from your Extra Deck, 1 Xyz Monster that is 1 Rank higher than this card, except a "Number" monster, by using this face-up card you control as the Xyz Material. (This is treated as an Xyz Summon. Xyz Materials attached to this card also become Xyz Materials on the Summoned monster.) You can detach 7 Xyz Materials from this card; skip your opponent's next turn. During each player's End Phase: You can attach 1 "Stellarknight" card from your Extra Deck to this card as a face-up Xyz Material.