Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
As The Rack enters, choose an opponent.At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in their hand.
Whenever you cast a noncreature spell, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)Delirium — As long as there are four or more card types among cards in your graveyard, Dragon's Rage Channeler gets +2/+2, has flying, and attacks each combat if able.
Other Zombie creatures have swampwalk. (They can't be blocked as long as defending player controls a Swamp.)Other Zombies have ": Regenerate this permanent."
Enchant creatureAs Flickering Ward enters, choose a color.Enchanted creature has protection from the chosen color. This effect doesn't remove Flickering Ward.: Return Flickering Ward to its owner's hand.
If this spell is the first spell you've cast this game, you may cast it without paying its mana cost.Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.