Maluth the White Crow Knight

You can send 1 other card from your hand or field to the GY; place this card face-up in its owner's Spell & Trap Zone as a Continuous Spell, and if you do, Special Summon up to 2 "White Crow" monsters with different names from each other from your Deck, except "Maluth the White Crow Knight". When a monster declares an attack and this card is a Continuous Spell: You can target 1 "White Crow" Monster Card in your Spell & Trap Zone; Special Summon it. You can only use each effect of "Maluth the White Crow Knight" once per turn.