Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Opal Guardian

WWW · Enchantment

When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red.

Similar cards

Color identity:
NameManaTypeText
Cloudseeder 1UCreature — Faerie Spellshaper Flying {U}, {T}, Discard a card: Create a 1/1 blue Faerie creature token named Cloud Sprite. It has flying and "Cloud Sprite can block only creatures with flying." 1/1
Slumbering Tora 3Artifact {2}, Discard a Spirit or Arcane card: Slumbering Tora becomes an X/X Cat artifact creature until end of turn, where X is the discarded card's mana value.
Heartless Summoning 1BEnchantment Creature spells you cast cost {2} less to cast. Creatures you control get -1/-1.
Gift of Tusks UInstant Until end of turn, target creature loses all abilities and becomes a green Elephant with base power and toughness 3/3.
Hungering Yeti 4RCreature — Yeti As long as you control a green or blue permanent, you may cast Hungering Yeti as though it had flash. (You may cast it any time you could cast an instant.) 4/4
Herald of Kozilek 1URCreature — Eldrazi Drone Devoid (This card has no color.) Colorless spells you cast cost {1} less to cast. 2/4
Phyrexian Scriptures 2BBEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Put a +1/+1 counter on up to one target creature. That creature becomes an artifact in addition to its other types. II — Destroy all nonartifact creatures. III — Exile all opponents' graveyards.
Abian, Luvion Usurper 5RGLegendary Planeswalker — Abian As Abian, Luvion Usurper enters the battlefield, you become Abian. (Your life total becomes equal to their loyalty. You can activate the loyalty abilities by spending or gaining life.) [+3]: Discard your hand, then draw cards equal to the greatest power among creatures you control. [+1]: Create a 3/2 red and green Spirit creature token. [−X]: You deal X damage to any target. Loyalty 5
Absorb Identity 1UInstant Return target creature to its owner's hand. You may have Shapeshifters you control become copies of that creature until end of turn.
Aboshan's Desire UEnchantment — Aura Enchant creature Enchanted creature has flying. Threshold — Enchanted creature has shroud as long as seven or more cards are in your graveyard. (It can't be the target of spells or abilities.)
Page 191