Goat format ruling
Magical Merchant

Card effect (current official text)FLIP: Excavate cards from the top of your Deck until you excavate a Spell/Trap, then add that card to your hand, also send the remaining cards to the GY.
Rulings
- You need to show the cards to your opponent, including the one you keep.
- If you pick up your entire Deck and there were no Spell/Trap Cards, then Magical Merchant's effect disappears.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Goat forum — sourced change requests get reviewed.