You can only control 1 "Tsukahagi, the Poisonous Mayakashi". If a "Mayakashi" monster(s) in your possession, except "Tsukahagi, the Poisonous Mayakashi", is destroyed by battle or an opponent's card effect, while this card is in the GY: You can Special Summon this card. You cannot Special Summon monsters from the Extra Deck the turn you activate this effect, except "Mayakashi" monsters.