Cryptolith Fragment // Aurora of Emrakul

Cryptolith Fragment

Artifact

Cryptolith Fragment enters the battlefield tapped.
: Add one mana of any color. Each player loses 1 life.
At the beginning of your upkeep, if each player has 10 or less life, transform Cryptolith Fragment.

Aurora of Emrakul

Creature — Eldrazi Reflection

Flying, deathtouch
Whenever Aurora of Emrakul attacks, each opponent loses 3 life.

1/4

Legalities

brawl: banned
commander: legal
legacy: legal
modern: legal
pauper: legal
standard: banned
vintage: legal
pioneer: legal

Rulings

2016-07-13:
Cryptolith Fragment’s second ability is a mana ability. Players can’t respond to it or to the loss of life it causes.
2016-07-13:
If any player has 11 or more life as your upkeep begins, Cryptolith Fragment’s last ability doesn’t trigger. If any player has 11 or more life as the ability resolves, the ability has no effect.
2016-07-13:
In a Two-Headed Giant game, Cryptolith Fragment’s mana ability causes each player to lose 1 life, so each team loses 2 life.
2016-07-13:
In a Two-Headed Giant game, Cryptolith Fragment’s last ability checks whether each team’s life total is 10 or less.
2016-07-13:
For more information on double-faced cards, see the Shadows over Innistrad mechanics article (http://magic.wizards.com/en/articles/archive/feature/shadows-over-innistrad-mechanics).

Printings