When Overwhelmed Archivist enters the battlefield, draw a card, then discard a card.

Disturb 3U (You may cast this card from your graveyard transformed for its disturb cost.)

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Archive Haunt

Flying

Whenever Archive Haunt attacks, draw a card, then discard a card.

If Archive Haunt would be put into a graveyard from anywhere, exile it instead.

When this creature enters, draw a card, then discard a card.
Disturb {3} (You may cast this card from your graveyard transformed for its disturb cost.)

Flying
Whenever this creature attacks, draw a card, then discard a card.
If Archive Haunt would be put into a graveyard from anywhere, exile it instead.