Emperor's Vanguard

Emperor's Vanguard

Creature - Human Scout | Power/Toughness: 4 / 3 (CMC 4)
Whenever Emperor's Vanguard deals combat damage to a player, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)