Summoner Monk

[ Spellcaster / Effect ] While this card is face-up on the field, it cannot be Tributed. If this card is Normal or Flip Summoned: Change this card to Defense Position. Once per turn: You can discard 1 Spell; Special Summon 1 Level 4 monster from your Deck, but that monster cannot attack this turn. ATK/ 800 DEF/ 1600