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Decree of Pain
{6}{B}{B}
Sorcery
Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.
Cycling {3}{B}{B} ({3}{B}{B}, Discard ~this~: Draw a card.)
When you cycle ~this~, all creatures get -2/-2 until end of turn.

Overwhelming Forces
{6}{B}{B}
Sorcery
Destroy all creatures target opponent controls. Draw a card for each creature destroyed this way.