If you control no monsters, you can Special Summon this card (from your hand). You can only use each of the following effects of "Kshatri-La Unicorn" once per turn. During your Main Phase: You can add 1 "Kshatri-La" Spell from your Deck to your hand. When this card declares an attack, OR if your opponent activates a monster effect: You can look at your opponent's Extra Deck and banish 1 monster from it face-down.