Nightmare, Swamp Guardian

Flying, Landfall
Whenever a {g}, {b} or {w} Land enters a Battlefield, under your control, deal +1 damage to any
Human, Elf or Centaur. Pay {g}{g}{b}; to deal +2
damage to any Minotaur or Titan.
"At Midnight a Deafening Howl was heard. . . a
green light glowed from a nearby stone. Moments
later a tourist was captured; you could hear their
desperate yelling and the flapping of two large wings.
Many of the Rest then followed."
- Survivor's Journal