Whirlpool Rider 
Creature — Merfolk
When this creature enters, shuffle the cards from your hand into your library, then draw that many cards.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Merfolk
When this creature enters, shuffle the cards from your hand into your library, then draw that many cards.