Defense Grid - The Brothers' War Retro Artifacts
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*
Legalities
- NOT LEGAL Standard
- NOT LEGAL Pioneer
- LEGAL Modern
- LEGAL Legacy
- LEGAL Vintage
- LEGAL Commander
- LEGAL Oathbreaker
- NOT LEGAL Alchemy
- LEGAL Historic
- LEGAL Brawl
- LEGAL Timeless
- NOT LEGAL Pauper
- NOT LEGAL Penny