Convoluted Mishra edh combo!

Play with the top card of your library revealed. You may play lands and cast spells from the top of your library.

: Look at the top three cards of your library, then put them back in any order. : Draw a card, then put this artifact on top of its owner's library.

Noncreature spells you cast cost less to cast. Whenever you cast a noncreature spell, counter that spell unless you sacrifice a creature.

Whenever you cast an artifact spell, you may search your graveyard, hand, and/or library for a card with the same name as that spell and put it onto the battlefield. If you search your library this way, shuffle.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.