# 2023 Magic: The Gathering March of the Machine Promos #146s

> The 2023 March of the Machine Promos release featuring the dual-faced Siege card Invasion of Karsus // Refraction Elemental.

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## Identity

- **Year**: 2023
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: March of the Machine Promos
- **Card number**: #146s
- **Product type**: TCG_CARD

## Description

Released in 2023 as part of the March of the Machine Promos set, this Magic: The Gathering card showcases the formidable Siege mechanic through the dual-faced Invasion of Karsus // Refraction Elemental. Identified by card number 146s, this Rare foil card captures the intensity of the set's narrative with a striking finish that appeals to both casual players and serious collectors. For collectors building their March of the Machine Promos collection, this parallel represents a key component of the series' diverse roster. The bold foil treatment enhances the visual impact, making it a standout addition to any Magic: The Gathering trading card game card inventory. Whether you are completing a set or seeking to expand your library of transformative Battle cards, this release offers a tangible connection to one of Wizards of the Coast's most dynamic eras. The card's red mana identity and Siege subtype make it a distinctive piece for those who appreciate the mechanical innovation introduced during this period. Collectors often seek out foil versions for their enhanced durability and aesthetic appeal, making this card a valuable asset for long-term preservation. As the trading card market continues to evolve, items from the March of the Machine Promos set remain a focal point for those interested in the history of modern Magic design and gameplay evolution.

## FAQ

### What is the card number for the Invasion of Karsus foil in March of the Machine Promos?

The card number for this foil parallel is 146s within the March of the Machine Promos set.

### What type of Magic card is Invasion of Karsus // Refraction Elemental?

It is a Battle — Siege card that features a transform mechanic, allowing it to change from one creature to another when defeated.

### Is the March of the Machine Promos set considered a standard release?

No, it is a promotional set released in 2023 containing special cards that are not part of the standard rotating format.

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Last verified: 2025-11-29.