Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Common Courtesy

2UU · Enchantment

Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy.

Similar cards

Color identity:
NameManaTypeText
Reshape XUUSorcery As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Devouring Rage 4RInstant — Arcane As an additional cost to cast this spell, you may sacrifice any number of Spirits. Target creature gets +3/+0 until end of turn. For each Spirit sacrificed this way, that creature gets an additional +3/+0 until end of turn.
Unyaro Griffin 3WCreature — Griffin Flying Sacrifice Unyaro Griffin: Counter target red instant or sorcery spell. 2/2
Gaea's Herald 1GCreature — Elf Creature spells can't be countered. 1/1
Oskar, Rubbish Reclaimer 3UBLegendary Creature — Human Wizard This spell costs {1} less to cast for each different mana value among cards in your graveyard. Whenever you discard a nonland card, you may cast it from your graveyard. 3/3
Nullhide Ferox 2GGCreature — Beast Hexproof You can't cast noncreature spells. {2}: Nullhide Ferox loses all abilities until end of turn. Any player may activate this ability. If a spell or ability an opponent controls causes you to discard Nullhide Ferox, put it onto the battlefield instead of putting it into your graveyard. 6/6
Torens, Fist of the Angels 1GWLegendary Creature — Human Cleric Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.) Whenever you cast a creature spell, create a 1/1 green and white Human Soldier creature token with training. 2/2
Blightcaster 3BCreature — Human Wizard Whenever you cast an enchantment spell, you may have target creature get -2/-2 until end of turn. 2/3
An Offer You Can't Refuse UInstant Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
Leyline Immersion 3GEnchantment — Aura Enchant legendary creature Enchanted creature has ward {2} and "{T}: Add five mana in any combination of colors. Spend this mana only to cast spells."
Page 190