Hi-Speed Re-Level

Normal Spell Card

Banish 1 "Speedroid" monster from your Graveyard, then target 1 Synchro Monster you control; until the end of this turn, change its Level to the banished monster's Level, and it gains ATK equal to that monster's Level x 500.

Rulings – Yugipedia

Printings:

Breakers of Shadow: BOSH-EN058 (Common) - 2016-01-14

Prices:

Cardmarket: 0.07 €
TCGplayer: $ 0.18