Ob Nixilis, the Fallen

Ob Nixilis, the Fallen

Legendary Creature - Demon | Power/Toughness: 3 / 3 (CMC 5)
Landfall -- Whenever a land enters the battlefield under your control, you may have target player lose 3 life. If you do, put three +1/+1 counters on Ob Nixilis, the Fallen.