Cloudkill

Sorcery • Mana cost: {4}{B}{B} • Commander Legends: Battle for Baldur's Gate • Uncommon

All creatures get -X/-X until end of turn, where X is the greatest mana value of a commander you own on the battlefield or in the command zone.

As the acrid fumes drifted through the Lower City, even the vermin ceased to stir.

Illustrated by David Szabo.