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/+0, has flying, and attacks each combat if able.

Unholy Heat deals 2 damage to target creature or planeswalker.

Delirium — Unholy Heat deals 4 damage instead if there are four or more card types among cards in your graveyard.

At the beginning of your upkeep, you may mill a card.

Delirium — {2}{G}, Sacrifice Crop Sigil: Return up to one target creature card and up to one target land card from your graveyard to your hand. Activate only if there are four or more card types among cards in your graveyard.

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.

Deathtouch

Delirium — Gnarlwood Dryad gets +2/+2 as long as there are four or more card types among cards in your graveyard.

Counter target sorcery spell.

Delirium — If there are four or more card types among cards in your graveyard, search the graveyard, hand, and library of that spell’s controller for any number of cards with the same name as that spell, exile those cards, then that player shuffles.

Enchant creature

Enchanted creature gets +1/+1.

Delirium — Enchanted creature gets an additional +2/+2 as long as there are four or more card types among cards in your graveyard.

Flying

When Topplegeist enters the battlefield, tap target creature an opponent controls.

Delirium — At the beginning of each opponent’s upkeep, if there are four or more card types among cards in your graveyard, tap target creature that player controls.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Delirium — If there are four or more card types among cards in your graveyard, instead search your library for a creature or land card, reveal it, put it into your hand, then shuffle.

Unholy Heat deals 2 damage to target creature or planeswalker.

Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

Bloodbraid Marauder can’t block.

Delirium — This spell has cascade as long as there are four or more card types among cards in your graveyard. (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

{T}: Add {B} or {G}.

Delirium — Deathcap Cultivator has deathtouch as long as there are four or more card types among cards in your graveyard.

Flying

When Foul Watcher enters the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Delirium — Foul Watcher gets +1/+0 as long as there are four or more card types among cards in your graveyard.

Defender, flying

Delirium — Geist of the Lonely Vigil can attack as though it didn’t have defender as long as there are four or more card types among cards in your graveyard.

When Gibbering Fiend enters the battlefield, it deals 1 damage to each opponent.

Delirium — At the beginning of each opponent’s upkeep, if there are four or more card types among cards in your graveyard, Gibbering Fiend deals 1 damage to that player.

Trample

Whenever Grim Flayer deals combat damage to a player, surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Delirium — Grim Flayer gets +2/+2 as long as there are four or more card types among cards in your graveyard.

When Manic Scribe enters the battlefield, each opponent mills three cards.

Delirium — At the beginning of each opponent’s upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Delirium — Moldgraf Scavenger gets +3/+0 as long as there are four or more card types among cards in your graveyard.

Delirium — Moorland Drifter has flying as long as there are four or more card types among cards in your graveyard.

When Obsessive Skinner enters the battlefield, put a +1/+1 counter on target creature.

Delirium — At the beginning of each opponent’s upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.