B: Put the top card of your library into your graveyard.
Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform Autumnal Gloom.
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Ancient of the Equinox
Trample, hexproof
: Mill a card. Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform this enchantment.
: Mill a card.