Seeping Poison
Type: Instant Ability
Subype: Assassination
Cost: 1
Faction: Neutral
Rules:
Attach to target hero or ally that was dealt combat damage by your hero this turn.
Ongoing: At the start of your turn, your hero deals 1 nature damage to attached character. Then, look at the top card of its controller's deck.
Set: Throne of the Tides (68)