Mystrick Hulder (MP19-EN173) [2019 Gold Sarcophagus Tin Mega Pack]

If this card is Normal or Special Summoned: You can discard 1 card; apply the following effect, depending on the type of card discarded. <br>
<br>• Monster: Add 1 Trap from your GY to your hand. <br>
<br>• Spell: Add 1 monster from your GY to your hand. <br>
<br>• Trap: Add 1 Spell from your GY to your hand. <br>
<br>You can only use this effect of "Mystrick Hulder" once per turn.