Scour the Laboratory
Instant
Delirium — This spell costs 
less to cast if there are four or more card types among cards in your graveyard.
Draw three cards.
Illustrated by Greg Opalinski
Formats
Not Legalstandard
Legalhistoric
Legaltimeless
Legalpioneer
Legalmodern
Legallegacy
Not Legalpauper
Legalvintage
Not Legalpenny
Legalcommander
Legaloathbreaker
Legalbrawl
Not Legalalchemy
This printing
Rulings (1)
If an effect allows you to cast Scour the Laboratory from your graveyard, count the number of card types among cards in your graveyard after moving Scour the Laboratory from your graveyard to the stack. If its delirium effect no longer applies, it costs
to cast.
