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Opal Acrolith

Urza's Saga (USG)

{2}{W}

Enchantment

Whenever an opponent casts a creature spell, if this permanent is an enchantment, it becomes a 2/4 Soldier creature. {0}: This permanent becomes an enchantment.
Format legality

Constructed

StandardNot legal
PioneerNot legal
ModernNot legal
LegacyLegal
VintageLegal
PauperNot legal

Commander

CommanderLegal
Pauper CommanderNot legal
Duel CommanderLegal
PreDHLegal
OathbreakerLegal
Tiny LeadersLegal

Arena

AlchemyNot legal
HistoricNot legal
TimelessNot legal
BrawlNot legal
Standard BrawlNot legal
Competitive BrawlNot legal
GladiatorNot legal

Other

PremodernLegal
Old SchoolNot legal
Penny DreadfulNot legal
Future StandardNot legal

Versions

1 printing · from $0.28

Urza's Saga
1998#22CheapestIn products

Rulings

6 · latest Aug 1, 2008
  • WotCAug 1, 2008

    A noncreature permanent that turns into a creature can attack, and its {T} abilities can be activated, only if its controller has continuously controlled that permanent since the beginning of their most recent turn. It doesn't matter how long the permanent has been a creature.

  • WotCApr 1, 2008

    A "creature spell" is any spell with the type Creature, even if it has other types such as Artifact or Enchantment. Older cards of type Summon are also Creature spells.

  • WotCOct 4, 2004

    Changes into a creature even if the spell is countered.

  • WotCOct 4, 2004

    It triggers when the spell is cast, which means it becomes a creature before that spell resolves.

  • WotCOct 4, 2004

    When it turns into a creature, it is no longer an enchantment.

  • WotCOct 4, 2004

    When it turns into an enchantment, it is no longer a creature.