Defense Grid (Retro Schematic) [The Brothers' War Retro Artifacts] SWSH052 Whenever Iymrith deals combat damage

Whenever Iymrith deals combat damage to a player

This matters little

Set: EX: Ruby & Sapphire Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

and launches their attacks at the same time

Set: Planechase Anthology Type: Legendary Creature — Rat Ninja Rarity: Rare Cost: {4}{B}{B} Ninjutsu {3}{B}{B} ({3}{B}{B}

Defense Grid (Retro Schematic) [The Brothers' War Retro Artifacts] SWSH052 Whenever Iymrith deals combat damageSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Rare Cost: {2} Each spell costs {3} 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*