Cathedral Membrane
Artifact Creature — Phyrexian Wall
- Finishes
- Nonfoil · Foil
- Border
- black
- Frame
- 2003
- Pull rate
- about 1 per booster–1 in 1067
- Illustrator
- Richard Whitters
- Found in
- New Phyrexia Intro Pack Life for Death · New Phyrexia MTGO Redemption · 3 more
Constructed
Commander
Arena
Other
can be paid with either 
or 2 life.)
Defender
When this creature dies during combat, it deals 6 damage to each creature it blocked this combat.
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Rulings
6 · latest Jun 1, 2011
- WotCJun 1, 2011
A card with Phyrexian mana symbols in its mana cost is each color that appears in that mana cost, regardless of how that cost may have been paid.
- WotCJun 1, 2011
As you cast a spell or activate an activated ability with one or more Phyrexian mana symbols in its cost, you choose how to pay for each Phyrexian mana symbol at the same time you would choose modes or choose a value for X.
- WotCJun 1, 2011
Cathedral Membrane's ability will trigger no matter why it's put into a graveyard during the combat phase, not just because of combat damage.
- WotCJun 1, 2011
If you're at 1 life or less, you can't pay 2 life.
- WotCJun 1, 2011
Phyrexian mana is not a new color. Players can't produce Phyrexian mana.
- WotCJun 1, 2011
To calculate the mana value of a card with Phyrexian mana symbols in its cost, count each Phyrexian mana symbol as 1.