# 2023 Magic: The Gathering Phyrexia: All Will Be One Promos #189s

> The 2023 Magic: The Gathering Tyrranax Rex promo card is a Mythic Rare foil creature with a 7 mana value and Toxic 4 ability.

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## Identity

- **Year**: 2023
- **Brand**: Magic: The Gathering
- **Set**: Phyrexia: All Will Be One Promos
- **Card Number**: 189s
- **Featured**: Tyrranax Rex
- **Game**: Magic: The Gathering
- **Rarity**: Mythic Rare
- **Mana cost**: {4}{G}{G}{G}
- **Type**: Creature — Phyrexian Dinosaur
- **Power / Toughness**: 8 / 8
- **Color**: G
- **Language**: English
- **Material**: Card Stock
- **Finish**: Foil

## Description

The Tyrranax Rex promo card from the 2023 Phyrexia: All Will Be One Promos set identifies as card number 189s. This Magic: The Gathering trading card game card is classified as a Mythic Rare foil creature. It depicts a Phyrexian Dinosaur with a mana cost of {4}{G}{G}{G} and a total mana value of 7. The card possesses 8 power and 8 toughness. Its abilities include trample, ward {4}, haste, and Toxic 4, which places four poison counters on opponents who take combat damage from it. The spell cannot be countered. The artwork is created by Tuan Duong Chu. Collectors of the Phyrexia: All Will Be One Promos series often target this card number for its high rarity and distinct creature type. The foil treatment adds a distinct visual element to the card's presentation. The card remains a notable entry for those tracking Mythic Rare creatures from the 2023 promotional cycle.

## FAQ

### What is the mana cost of Tyrranax Rex?

The mana cost is {4}{G}{G}{G}, totaling a mana value of 7. This requires four generic mana and three green mana to cast.

### What are the abilities of Tyrranax Rex?

Tyrranax Rex has trample, ward {4}, haste, and Toxic 4. The ward ability requires paying {4} to prevent the first time it would be targeted. Toxic 4 gives opponents four poison counters when they take combat damage from it.

### Who illustrated the Tyrranax Rex promo card?

The artwork for this card is by Tuan Duong Chu. The illustration appears on the 2023 Phyrexia: All Will Be One Promos release.

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Editorial content updated: 2026-10-02.

Site deployment: 2025-11-29.