# 2023 Magic: The Gathering March of the Machine Promos #145s

> This foil Battle card from the 2023 March of the Machine Promos set features the dual-faced Siege Invasion of Kaldheim // Pyre of the World Tree, offering distinct gameplay mechanics for Magic: The Gathering enthusiasts.

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## Identity

- **Year**: 2023
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: March of the Machine Promos
- **Card number**: #145s
- **Product type**: TCG_CARD

## Description

Released in 2023 as part of the March of the Machine Promos collection, this Magic: The Gathering trading card card number 145s represents a pivotal Siege mechanic within the game's evolving strategy landscape. Designed by Bryan Sola, the card utilizes a transform layout that shifts from the initial siege phase to the powerful Pyre of the World Tree outcome, providing collectors with a dynamic piece of modern TCG history. The rare foil treatment adds significant visual depth, making it a standout addition for enthusiasts of the Red mana color identity. Collectors often seek this parallel to complete their March of the Machine Promos sets or to build competitive Siege-themed decks. The card’s unique ability to exile and replay hand cards offers a distinct strategic advantage, appealing to both competitive players and those who appreciate the intricate design of modern Magic expansions. For investors and hobbyists alike, this product serves as a tangible connection to one of Magic’s most ambitious crossover events, blending narrative depth with mechanical innovation. The card’s identity as a Battle type expands the traditional creature-focused collecting sphere, offering a fresh perspective for those expanding their Magic: The Gathering library.

## FAQ

### What is the significance of the March of the Machine Promos set?

This set features exclusive cards tied to the massive March of the Machine crossover event, blending characters and mechanics from across the Magic universe. Collectors value these promos for their unique art and their role in expanding the game's lore.

### How does the Battle card type work in gameplay?

Battle cards function as a new permanent type that enters the battlefield as a Siege. Players must defend the Siege from attacks until it is defeated, at which point it transforms into its second face, triggering powerful effects.

### Why do collectors seek the rare foil version of this card?

The rare foil treatment provides a distinct visual finish that contrasts with the non-foil versions. Collectors often target this variant to complete set collections or to add a high-quality piece to their Commander or Limited playgroups.

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Last verified: 2025-11-29.