Crypto, Surveillance Expert

You may look at the top card of any deck at anytime.
As long as there are 10 or more cards in a graveyard, spells you own cost {1} less to cast.
{t}{u}: Scry 1, then target player puts the top
3 cards of their library into the graveyard.
{t}{2}{u}: Tap target permanent, it doesn't untap in that player's next untap step.