# 2019 Magic: The Gathering Mystery Booster Playtest Cards 2019 #31

> Time Sidewalk, card number 31 from the 2019 Mystery Booster Playtest Cards set. This rare Magic: The Gathering sorcery offers unique temporal mechanics for serious collectors.

Canonical URL: https://supercatch.com/product/magic-the-gathering-mystery-booster-playtest-cards-2019-time-sidewalk-31

## Identity

- **Year**: 2019
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Mystery Booster Playtest Cards 2019
- **Card number**: #31
- **Product type**: TCG_CARD

## Description

Time Sidewalk, designated as card number 31 in the Mystery Booster Playtest Cards 2019 set, represents a fascinating glimpse into the experimental design process behind Magic: The Gathering. Released in 2019, this rare sorcery card features a mana cost of {4}{U}{U}{U}{U} and offers players the ability to take an extra turn after the current one, or exile itself from the opening hand to create four Time Walk tokens. Designed by artist Steve Sunu, this card is a key piece for enthusiasts interested in the evolution of game mechanics and prototype testing. Collectors often seek out Mystery Booster Playtest Cards for their historical significance and the insight they provide into future expansions. The unique rules text of Time Sidewalk highlights the creative experimentation that occurs during the development phase of new sets. For those building a comprehensive collection of Magic: The Gathering prototypes, this card serves as an important artifact of the brand's innovation. Whether you are a longtime player or a new enthusiast, adding this rare card to your collection offers a tangible connection to the game's ongoing evolution.

## FAQ

### What is the Mystery Booster Playtest Cards 2019 set?

The Mystery Booster Playtest Cards 2019 set consists of experimental cards created during the development phase of Magic: The Gathering. These cards were not intended for official tournament play but offer insight into the design process and potential future mechanics.

### What does Time Sidewalk do in gameplay?

Time Sidewalk is a rare sorcery with a mana cost of {4}{U}{U}{U}{U}. It allows the caster to take an extra turn after the current one, or it can be exiled from the opening hand to create four Time Walk tokens that are shuffled into the deck.

### Why is this card significant to collectors?

As a prototype from the 2019 Mystery Booster Playtest, Time Sidewalk provides a unique look at the creative experimentation behind Magic: The Gathering. Collectors value these cards for their historical context and the rare mechanics they showcase.

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Last verified: 2025-11-29.