Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Shield of Duty and Reason

W · Enchantment — Aura

Enchant creature Enchanted creature has protection from green and from blue.

Similar cards

Color identity:
NameManaTypeText
Tsabo's Assassin 2BBCreature — Phyrexian Zombie Assassin {T}: Destroy target creature if it shares a color with the most common color among all permanents or a color tied for most common. A creature destroyed this way can't be regenerated. 1/1
Captivating Crossroads Land During your first three turns of the game, Captivating Crossroads enters the battlefield tapped if you were the starting player. As Captivating Crossroads enters the battlefield, choose a color. {T}: Add one mana of the chosen color.
Umbra Mystic 2WCreature — Human Wizard Auras attached to permanents you control have totem armor. (If an enchanted permanent you control would be destroyed, instead remove all damage from it and destroy an Aura attached to it.) 2/2
Discontinuity 3UUUInstant As long as it's your turn, this spell costs {2}{U}{U} less to cast. End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)
Astroquarium 2UArtifact When Astroquarium enters the battlefield, you may put an art sticker on it. {1}, {T}: Until end of turn, target creature becomes a blue Shark with base power and toughness 4/4. If the cracks in Astroquarium's art are completely covered, that creature becomes a blue Octopus with base power and toughness 8/8 instead. Activate only as a sorcery.
Plumeveil W/UW/UW/UCreature — Elemental Flash Defender, flying 4/4
Arcanist's Owl W/UW/UW/UW/UArtifact Creature — Bird Flying When Arcanist's Owl enters the battlefield, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. 3/3
Elvish Harbinger 2GCreature — Elf Druid When Elvish Harbinger enters the battlefield, you may search your library for an Elf card, reveal it, then shuffle and put that card on top. {T}: Add one mana of any color. 1/2
Bog Tatters 4BCreature — Wraith Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) 4/2
Bog Wraith 3BCreature — Wraith Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) 3/3
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