# 2019 Magic: The Gathering Ravnica Allegiance Promos #128s

> The 2019 Magic: The Gathering Growth-Chamber Guardian is a rare foil promo card from the Ravnica Allegiance Promos set, identified by card number 128s.

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## Identity

- **Year**: 2019
- **Brand**: Magic: The Gathering
- **Set**: Ravnica Allegiance Promos
- **Card Number**: 128s
- **Featured**: Growth-Chamber Guardian
- **Game**: Magic: The Gathering
- **Rarity**: Rare
- **Mana cost**: {1}{G}
- **Type**: Creature — Elf Crab Warrior
- **Power / Toughness**: 2 / 2
- **Color**: G
- **Language**: English
- **Material**: Card Stock
- **Finish**: Foil

## Description

The Growth-Chamber Guardian enters the market as a rare foil promo card from the 2019 Magic: The Gathering Ravnica Allegiance Promos set. Identified by the card number 128s and the set code PRNA, this creature belongs to the Elf, Crab, and Warrior subtypes. Illustrated by Bram Sels, the card commands a mana cost of {1}{G} and boasts a mana value of 2. It enters the battlefield with a power and toughness of 2/2. What distinguishes this card within the Ravnica Allegiance Promos checklist is its unique interaction with +1/+1 counters. The card features the Adapt 2 ability, allowing a player to pay {2}{G} to place two +1/+1 counters on it if it currently has none. Beyond this initial boost, the Guardian offers a recurring advantage: whenever one or more +1/+1 counters are placed on it, the controller may search their library for another copy of Growth-Chamber Guardian, reveal it, add it to their hand, and then shuffle their library. This mechanical synergy makes it a focal point for collectors interested in specific creature types and counter-based strategies in the Magic: The Gathering trading card game. For enthusiasts of the Ravnica Allegiance era, this promo card serves as a distinct entry in the broader product ecosystem. The foil finish distinguishes this rare card from non-foil versions. This 2019 promo card features the creature Growth-Chamber Guardian.

## FAQ

### What is the mana cost and type of Growth-Chamber Guardian?

The Growth-Chamber Guardian has a mana cost of {1}{G} and is a Creature — Elf Crab Warrior with a mana value of 2. It enters the battlefield with 2 power and 2 toughness.

### How does the Adapt 2 ability work on this card?

The Adapt 2 ability allows you to pay {2}{G} to put two +1/+1 counters on Growth-Chamber Guardian if it currently has no +1/+1 counters on it. This is a one-time initial boost if desired.

### What is the card number for this promo in the Ravnica Allegiance Promos set?

This promo card is numbered 128s within the Ravnica Allegiance Promos set, which was released in 2019. It is classified as a rare with a foil finish.

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Editorial content updated: 2026-10-01.

Site deployment: 2025-11-29.