# 2015 Magic: The Gathering Battle for Zendikar Promos #77s

> Collect the 2015 Battle for Zendikar promotional foil 'Exert Influence' (card 77s), a converging sorcery that offers strategic control based on mana colors.

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## Identity

- **Year**: 2015
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Battle for Zendikar Promos
- **Card number**: #77s
- **Product type**: TCG_CARD

## Description

Among these is Exert Influence, identified by the card number 77s. This rare sorcery features a distinctive converge mechanic, allowing players to gain control of a target creature depending on the number of colors of mana spent to cast it. The card's mana cost of {4}{U} makes it a powerful tool in blue-centric strategies. Designed by Magali Villeneuve, this foil version adds visual appeal for collectors who value the shimmering finish. It stands as a notable piece for enthusiasts of the Zendikar block era. The converging mechanic remains a favorite among players for its versatility. Collectors often seek this promo to complete their Battle for Zendikar collections or to add a functional card to their decks. Whether you are building a set or looking for a strategic addition to your collection, this promo offers both aesthetic and gameplay value.

## FAQ

### What is the converge mechanic on Exert Influence?

Converge allows you to gain control of a target creature if its power is less than or equal to the number of colors of mana spent to cast the spell. This makes the card's effectiveness depend on your mana base.

### Is Exert Influence a promo card or a regular set card?

Exert Influence is a promotional card from the Battle for Zendikar Promos subset. It is not part of the main Battle for Zendikar expansion but was released to promote the set.

### Who illustrated the art for Exert Influence?

The artwork for Exert Influence was created by Magali Villeneuve.

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Last verified: 2025-11-29.