What I got

These are the two Xyz monsters I mentioned earlier, they are Melomelody the Brass Djinn, and Temtempo the Percussion Djinn.

Melomelody The Brass Djinn:
Attribute: Light
Rank: 3
Type: Fiend
ATK: 1400
DEF: 1600
Description: 2 Level 3 monsters
Once per turn: You can detach 1 Xyz Material from this card to target 1 "Djinn" Xyz Monster you control; this turn, that monster can attack twice during each Battle Phase.
Temtempo The Percussion Djinn:
Attribute: Earth
Rank: 3
Type: Fiend
ATK: 1700
DEF: 1000
Description: 2 Level 3 monsters
Once per turn, during either player's turn: You can detach 1 Xyz Material from this card to target 1 Xyz Monster your opponent controls; detach 1 Xyz Material from that monster, and all face-up "Djinn" Xyz Monsters you currently control gain 500 ATK.