Each of the following effects can be used once per Duel.
● Send 1 Level 4 or lower "Destiny HERO" monster in your hand to the Graveyard. Then, add 1 "Clock Tower Prison" from your Deck to your Hand. ● Select 1 "Clock Tower Prison" in your Field Zone and place 3 Clock Counters on it. Then, you can add "Mystical Space Typhoon" to your hand from your Deck. Return the "Clock Tower Prison" to your Deck at the end of your next turn.
This Skill can only be used if you begin the Duel with a Deck that contains 8 or more "Destiny HERO" monsters and no monster other than "Destiny HERO" or "Elemental HERO" monsters.(Extra Deck is not included.)