Krovikan Plague (ALL-054) [Alliances]

Enchant non-Wall creature you control
When Krovikan Plague enters the battlefield, draw a card at the beginning of the next turn's upkeep.
Tap enchanted creature: Krovikan Plague deals 1 damage to any target. Put a -0/-1 counter on enchanted creature. Activate only if enchanted creature is untapped.