Hound's Howling

You can only use this Skill's first and second effects once per Duel. 1: Place 1 "Tindangle Hound" from your hand on the bottom of the Deck, then draw 1 card. 2: If only your opponent controls a face-up monster, reveal 1 DARK monster in your hand, then shuffle 1 card from your hand into the Deck and play 1 "Tindangle Hound" from your hand or Deck in face-down Defense Position. (Its battle position can be changed.)