Merfolk Spy

인어 첩보원 (Merfolk Spy) (ko)

Creature - Merfolk Rogue | Power/Toughness: 1 / 1 (CMC 1)
Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from their hand.