# 2016 Magic: The Gathering Treasure Chest #20

> Marchesa's Decree is card #20 from the 2016 Magic: The Gathering Treasure Chest set, offering collectors a key uncommon enchantment with strategic gameplay value.

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## Identity

- **Year**: 2016
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Treasure Chest
- **Card number**: #20
- **Product type**: TCG_CARD

## Description

Marchesa's Decree, identified as card number 20, is an uncommon enchantment featured in the 2016 Magic: The Gathering Treasure Chest set. This card, illustrated by Chris Rallis, captures the essence of Queen Marchesa’s strategic philosophy within the Magic lore. As a member of the Treasure Chest series, this release allows collectors to access specific cards from the Magic: The Gathering universe that may not appear in standard booster packs. The card functions as a powerful tool for players seeking to control the game's flow. Its abilities allow the player to become the monarch upon entering the battlefield and penalize opponents whenever they attack with creatures or planeswalkers. This dual effect makes it a staple for those interested in the monarch mechanic and aggressive strategies. For collectors focusing on the Treasure Chest subset, this uncommon card represents a distinct piece of Magic history from 2016. Completing the set requires tracking down specific cards like Marchesa's Decree, making it a valuable target for serious enthusiasts. The card’s black mana cost and enchantment type align it with decks focused on control and attrition.

## FAQ

### What is the mana cost of Marchesa's Decree?

Marchesa's Decree has a converted mana cost of four, requiring three generic mana and one black mana to cast. This places it in the mid-range for early-game enchantments in Magic: The Gathering.

### Which set does card #20 Marchesa's Decree belong to?

This card is part of the Treasure Chest set released in 2016. It is designated as card number 20 within that specific collection and carries the set code PZ2.

### How does the monarch mechanic work with this card?

When Marchesa's Decree enters the battlefield, the controller immediately becomes the monarch. This triggers the monarch ability, which requires players to track their life totals relative to the monarch.

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Last verified: 2025-11-29.