Whenever Acolyte of the Inferno becomes blocked by a creature
"The only kind of water that should fly through the air is rain
Set: Fourth Edition Type: Enchantment — Aura Rarity: Common Cost: {U} Enchant creature
Set: Urza's Saga Type: Enchantment — Aura Rarity: Uncommon Cost: {2}{W}{W} Enchant creature
Set: Commander 2014 Type: Artifact Rarity: Common Cost: {2} When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield
Will-o'-the-Wisp [Fourth Edition] Legends Whenever Acolyte of the InfernoSet: Fourth 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."