Defense Grid
Artifact
Each spell costs 
more to cast except during its controller's turn.
"Properly installed, each powerstone emits a targeted electromagnetic field that halts momentum as sure as stone." —*Tome of Obstructions*
Illustrated by Mark Tedin
Formats
Not Legalstandard
Legalhistoric
Legaltimeless
Not Legalpioneer
Legalmodern
Legallegacy
Not Legalpauper
Legalvintage
Legalpenny
Legalcommander
Legaloathbreaker
Legalbrawl
Not Legalalchemy
This printing
Prices
USD$8.01
USD foil$12.74
EUR€4.99
EUR foil€12.17
MTGO1.72 tix
Rulings (2)
The additional cost can be reduced by effects that reduce costs, such as Sapphire Medallion.
In Two-Headed Giant, spells don't cost extra on your own turn.
