Chain Resonator

Level 1 LIGHT/Fiend Tuner Effect
100 ATK / 100 DEF

When this card is Normal Summoned while a Synchro Monster is on the field: You can Special Summon 1 "Resonator" monster from your Deck, except "Chain Resonator".

Rulings – Yugipedia

Printings:

High-Speed Riders: HSRD-EN018 (Common) - 2015-10-01
Duelist Pack: Dimensional Guardians: DPDG-EN022 (Common) - 2017-05-25

Prices:

Cardmarket: 0.30 €
TCGplayer: $ 0.76