Switcheroo

Skill - Keith

Activate this Skill during your Main Phase. Once per turn, you can shuffle 1 card from your hand into the Deck, then draw 1 card, also flip this card over. You can use this Skill up to twice per Duel.

Rulings – Yugipedia

Printings:

Speed Duel: Trials of the Kingdom: SBTK-ENS05 (Ultra Rare) - 2019-12-05

Prices:

Cardmarket: 3.91 €
TCGplayer: $ 2.55