+decree (16)
Put target artifact, creature, or enchantment on top of its owner's library.
Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.
Cycling (, Discard this card: Draw a card.)
When you cycle Decree of Annihilation, destroy all lands.
Create X 4/4 white Angel creature tokens with flying.
When you cycle Decree of Justice, you may pay . If you do, create X 1/1 white Soldier creature tokens.
Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.
When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.
Put four +1/+1 counters on each creature you control.
When you cycle Decree of Savagery, you may put four +1/+1 counters on target creature.
Whenever an opponent casts a spell, counter that spell and put a depletion counter on Decree of Silence. If there are three or more depletion counters on Decree of Silence, sacrifice it.
When you cycle Decree of Silence, you may counter target spell.
Exile target creature or planeswalker that's black or red. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
Creatures you control get +2/+1 until end of turn.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
Detain up to two target creatures your opponents control. (Until your next turn, those creatures can't attack or block and their activated abilities can't be activated.)
When Marchesa's Decree enters the battlefield, you become the monarch.
Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.
Destroy all enchantments. You gain 2 life for each enchantment destroyed this way.
All creatures lose flying and islandwalk.
Whenever one or more creatures an opponent controls deal combat damage to you, that opponent gets a poison counter.
Whenever a player attacks, if one or more players being attacked are poisoned, the attacking player draws a card.
Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Whenever a Swamp, Mountain, black permanent, or red permanent becomes tapped, Royal Decree deals 1 damage to that permanent's controller.
Each opponent can't cast instant or sorcery spells during that player's next turn.
Choose a creature type. Target player reveals their hand and discards all creature cards of that type. Then destroy all creatures of that type that player controls. They can't be regenerated.
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