Water. Psychic/Effect. If you control no monsters, you can Special Summon this card (from your hand). You can only use the following effects of "Kashtira Ogre" once per turn. During your Main Phase: You can add 1 "Kashtira" Trap from your Deck to your hand. When this card declares an attack, OR if your opponent activates a monster effect: You can excavate the top 5 cards of your opponent's Deck, and if you do, banish 1 of them face-down, also place the rest on the top of the Deck in the same order.