Overlord of the Mistmoors [Duskmourn: House of Horror Promos]

Cost: 5 W W Impending 4-2WW (If you cast this spell for its impending cost, it enters with four time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.)
Whenever Overlord of the Mistmoors enters or attacks, create two 2/1 white Insect creature tokens with flying.