Starlight Junktion

Field Spell

You can Tribute 1 Tuner monster; Special Summon 1 "Synchron" monster from your Deck with a different Level than the Tributed monster had on the field. During your opponent's turn, if you Special Summon a Synchro Monster from your Extra Deck: Target 1 card on the field; shuffle it into the Deck. You can only use each effect of "Starlight Junktion" once per turn.

Rulings – Yugipedia

Printings:

Synchron Extreme Structure Deck: SDSE-EN026 (Common) - 2015-08-27
Maximum Gold: MAGO-EN095 (Rare) - 2020-11-12

Prices:

Cardmarket: 0.12 €
TCGplayer: $ 0.21