Convert to Slime
Duskmourn: House of Horror Commander — Rare
Sorcery
Sets Convert to Slime has been printed in:

Duskmourn: House of Horror Commander — Rare
Sorcery
Sets Convert to Slime has been printed in:

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Instant
As an additional cost to cast this spell, collect evidence X, where X is the total mana value of the permanents this spell targets.
Destroy up to one target artifact, up to one target creature, up to one target enchantment, and up to one target planeswalker.
Enchantment
At the beginning of your upkeep, you may mill a card.
Delirium — , 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.
Legendary Creature — Spider (3/5)
Reach
Delirium — When Ishkanah, Grafwidow enters, if there are four or more card types among cards in your graveyard, create three 1/2 green Spider creature tokens with reach.
: Target opponent loses 1 life for each Spider you control.
Creature — Ooze (3/3)
Delirium — Whenever Inexorable Blob attacks, if there are four or more card types among cards in your graveyard, create a 3/3 green Ooze creature token that's tapped and attacking.
Legendary Artifact Creature — Scarecrow (2/3)
When The Swarmweaver enters, create two 1/1 black and green Insect creature tokens with flying.
Delirium — As long as there are four or more card types among cards in your graveyard, Insects and Spiders you control get +1/+1 and have deathtouch.
Sorcery
Exile all creatures.
Delirium — Create a 4/4 white Angel creature token with flying if there are four or more card types among cards in your graveyard.
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