River Sneak [Ixalan] BT13-007 it deals 4 damage to

it deals 4 damage to each creature blocking it

the world would be deafened

After a player tells a bit of the story for a beat

Set: Innistrad: Double Feature Type: Creature — Human Werewolf Rarity: Uncommon Cost: {1}{G} {1}

Windgrace's gladehunters hibernate in the quagmires of Urborg until the scent of Phyrexian technology awakens their hunger

River Sneak [Ixalan] BT13-007 it deals 4 damage toSet: Ixalan Type: Creature Merfolk Warrior Rarity: Uncommon Cost: {1}{U} River Sneak can't be blocked. Whenever another Merfolk enters the battlefield under your control, River Sneak gets +1 +1 until end of turn. No ripples, no splashes, no warning.