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
Mocking Sprite 2UCreature — Faerie Rogue Flying Instant and sorcery spells you cast cost {1} less to cast. 2/1
Sky Tether WEnchantment — Aura Enchant creature Enchanted creature has defender and loses flying.
Sanctum of Serra Plane — Serra’s Realm When you planeswalk away from Sanctum of Serra, destroy all nonland permanents. Whenever chaos ensues, you may have your life total become 20.
Water Gun Balloon Game 2Artifact As Water Gun Balloon Game enters the battlefield, each player puts a pop! counter on "0." Whenever a player casts a spell, move that player's pop! counter up one. Whenever a player's pop! counter hits "5," that player creates a 5/5 pink Giant Teddy Bear creature token and resets all pop! counters to "0."
Ivory Cup 1Artifact Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.
Draconic Disciple 1RGCreature — Human Shaman {T}: Add one mana of any color. {7}, {T}, Sacrifice Draconic Disciple: Create a 5/5 red Dragon creature token with flying. 2/2
Avatar of Fury 6RRCreature — Avatar If an opponent controls seven or more lands, this spell costs {6} less to cast. Flying {R}: Avatar of Fury gets +1/+0 until end of turn. 6/6
Grimoire Thief UUCreature — Merfolk Rogue Whenever Grimoire Thief becomes tapped, exile the top three cards of target opponent's library face down. You may look at cards exiled with Grimoire Thief. {U}, Sacrifice Grimoire Thief: Turn all cards exiled with Grimoire Thief face up. Counter all spells with those names. 2/2
Vastwood Zendikon 4GEnchantment — Aura Enchant land Enchanted land is a 6/4 green Elemental creature. It's still a land. When enchanted land dies, return that card to its owner's hand.
Acquired Mutation 2REnchantment — Aura Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, defending player gets two rad counters.
Page 173