ETD01-018 · Official card details

Mammorest Cryst — Roar of the Tundra

Mammorest Cryst – Roar of the Tundra is a Blue Pal from Trial Deck "Dawn of Palpagos Red・Blue".

Card type: Pal
Subtype: Lucky Pal
Color: blue
Cost: 8
Power: 1700
Strike: 3
Element: IceGround
Work suitability: CollectingCooling
Card text: CONT This card gets Power+200 for each of your structures.
ACT [Discard 1 structure from hand] This card gets Strike+1 until end of turn.
Rarity: TD
Card number: ETD01-018
Card set: Trial Deck "Dawn of Palpagos Red・Blue"

Page update

What changed

Updated: August 7, 2026
Last checked: August 7, 2026
Sources: Official card text + editorial strategy

Covered here

Official card text plus an editorial strategy guide for Mammorest Cryst.

Mammorest Cryst strategy guide

Mammorest Cryst — Roar of the Tundra costs 8 Souls and is a blue Pal. It has 1700 Power and Strike 3. In deck building, it functions as a late-game finisher that turns a large Soul payment into pressure.

QuestionRecommendationReason

Best deck

Blue decks that use card flow, rest effects and tempo to control combat.

Use the card where its printed effect supports the deck's existing plan.

Copies to test

Start with 1–2 copies; expensive cards are strongest late and can crowd an opening hand.

Adjust only after recording how often it is useful in real opening and midgame hands.

How to play Mammorest Cryst

Use earlier turns to develop cheaper cards and preserve enough Souls for Mammorest Cryst — Roar of the Tundra.
Keep the printed activation cost and any required card, resource or target available before using the ability.
After deployment, decide whether attacking, blocking or staying available for an assignment produces the most value this turn.

Watch for: At 8 Souls, drawing several copies early can slow the deck. Keep enough low- and mid-cost plays around it.

Decks using this card

Red / Blue Trial Deck Guide →

Add this card to a deck

Related cards to compare

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Price & availability

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