[Written] Metronome + Melodious Echo

[Black Temple Gaurdian]

Metronome:
(*) (*)
Earth/Machine/Pendulum/Tuner/Effect
4 Pend 4
Spell: Add 1 level 4 or lower Tuner from your Deck to your Hand. Increase this card's Pendulum Scale by 1 if "Melodious Echo" is on the field.
Monster: When this card is Summoned: You can Special Summon a level 4 or lower Tuner from your Hand.
Atk/ 300 Def/ 200

Melodious Echo:
(*) (*) (*) (*)
Light/Spellcaster/Pendulum/Effect
2 Pend 2
Spell: When this card is activated: Add 1 "Metronome" from your Deck to your Hand. Decrease this card's Pendulum Scale by 1 if "Metronome" is on the field.
Monster: Destroy this card if "Metronome" is not on the field. Once per turn, when you control no monsers: You can Special Summon this card from your Hand.
Atk/ 1800 Def/ 1200