Flame Song

Enchant creature
Convoke, Cumulative Upkeep {x}, where X is the number of concentration counters on enchanted creature.
Whenever enchanted creature takes damage, put that many concentration counters on it. When Enchanted creature dies, Flame Song does 3 damage to any target.
Whenever this card's Cumulative Upkeep cost is paid, Flame Song does 1 damage to target player.
Enchanted creature has "{t}: Remove a concentration counter from this card."