# 1999 Magic: The Gathering Mercadian Masques #13

> The foil Common Cause card from the 1999 Mercadian Masques expansion is a distinctive white enchantment for Magic: The Gathering collectors.

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## Identity

- **Year**: 1999
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Mercadian Masques
- **Card number**: #13
- **Product type**: TCG_CARD

## Description

The Common Cause enchantment, identified as card number 13 in the Mercadian Masques set, represents a pivotal moment in Magic: The Gathering history. Released in 1999, this white-bordered card is part of the Mercadian Masques block, which expanded the game's lore and mechanics during a critical era for the franchise. As a foil print, this version of the card features a shimmering finish that distinguishes it from the standard non-foil base set, making it a favorite among finish-oriented collectors. Designed by John Matson, the card serves as a powerful tool within the game's strategic landscape. The enchantment provides a +2/+2 boost to nonartifact creatures, but only when all creatures on the battlefield share the same color. This unique condition creates interesting gameplay dynamics, encouraging players to build mono-colored decks or coordinate their strategies carefully. For collectors, the card is notable for its iconic status within the white mana identity and its role in defining the strategic depth of the late 1990s game. Collecting the foil Common Cause offers a tangible connection to the Mercadian Masques expansion's aesthetic and mechanical innovations. The card's design and functionality reflect the creative direction of the time, appealing to those who appreciate the evolution of the trading card game. Whether you are completing a set of Mercadian Masques foils or building a collection of impactful white enchantments, this card stands as a significant piece of Magic: The Gathering heritage. It remains a key item for enthusiasts who value both the historical context and the visual appeal of early foil prints. By focusing on the integrity and identity of each product, we help collectors navigate the vast world of Magic: The Gathering with confidence. The Common Cause foil from 1999 is not just a game piece; it is a piece of gaming history that continues to captivate players and collectors alike.

## FAQ

### What is the Common Cause card in Magic: The Gathering?

Common Cause is a white enchantment card from the 1999 Mercadian Masques set. It provides a +2/+2 bonus to nonartifact creatures, but only if all creatures on the battlefield share the same color.

### Who illustrated the Common Cause card?

The Common Cause card was illustrated by artist John Matson. His artwork is featured on the foil version released as part of the Mercadian Masques expansion.

### How does the Common Cause card work in gameplay?

The card gives nonartifact creatures +2/+2 as long as they all share a color. This effect encourages mono-colored strategies or careful coordination of multi-colored creatures.

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Last verified: 2025-11-29.