Will-o'-the-Wisp [Collectors' Edition] Dragons of Tarkir Set: Alpha Edition Type: Artifact

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {2} Whenever a land enters the battlefield

When Cao Ren

Set: Ixalan Type: Legendary Creature — Dinosaur Avatar Rarity: Mythic Cost: {5}{R}{G}{W} Vigilance

Makes awful lightning

Will-o'-the-Wisp [Collectors' Edition] Dragons of Tarkir Set: Alpha Edition Type: ArtifactSet: Collectors' Edition Type: Creature Spirit Rarity: Rare Cost: {B} Flying (This creature can't be blocked except by creatures with flying or reach.) {B}: Regenerate Will o' the Wisp. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.) "About, about in reel and rout The death fires danced at night; The water, like a witch's oils, Burnt green, and blue and white."