Phonon Pulse Dragon

Level 4 DARK/Dragon Synchro Tuner Effect
1900 ATK / 800 DEF

1 Tuner + 1 or more non-Tuner monsters
When this card is Synchro Summoned: You can declare a Level from 1 to 3; this card becomes that Level, also you cannot Special Summon for the rest of this turn, except for a Synchro Summon using this card as a Synchro Material. You can only Special Summon "Phonon Pulse Dragon(s)" once per turn.

Rulings – Yugipedia

Printings:

Primal Origin: PRIO-EN055 (Rare) - 2014-05-16
2015 Mega-Tin Mega Pack: MP15-EN031 (Rare) - 2015-09-17
OTS Tournament Pack 16: OP16-EN008 (Super Rare) - 2021-06-09
OTS Tournament Pack 16 (POR): OP16-PT008 (Super Rare) - 2021-06-09

Prices:

Cardmarket: 0.25 €
TCGplayer: $ 0.18