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
Lokhust Heavy Destroyer 1BBBArtifact Creature — Necron Flying Enmitic Exterminator — When Lokhust Heavy Destroyer enters the battlefield, each player sacrifices a creature. Unearth {5}{B}{B}{B} ({5}{B}{B}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) 3/2
Strength of the Tajuru XGGInstant Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose target creature, then choose another target creature for each time this spell was kicked. Put X +1/+1 counters on each of them.
Sudden Edict 1BInstant Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Target player sacrifices a creature.
Visitor from Planet Q 1UInstant Creature — Alien All creature cards you own with flash are instants in addition to their other types. Whenever you cast another spell with two or more card types, you may draw a card, then discard a card. 0/4
Elrond, Master of Healing 2GULegendary Creature — Elf Noble Whenever you scry, put a +1/+1 counter on each of up to X target creatures, where X is the number of cards looked at while scrying this way. Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell or ability an opponent controls, you may draw a card. 4/4
Desecration Demon 2BBCreature — Demon Flying At the beginning of each combat, any opponent may sacrifice a creature. If a player does, tap Desecration Demon and put a +1/+1 counter on it. 6/6
Abyssal Gatekeeper 1BCreature — Horror When Abyssal Gatekeeper dies, each player sacrifices a creature. 1/1
A-Umara Mystic 1URCreature — Merfolk Wizard Flying, haste Whenever you cast an instant, sorcery, or Wizard spell, Umara Mystic gets +2/+0 until end of turn. 1/3
Harness by Force 1RRSorcery Strive — This spell costs {2}{R} more to cast for each target beyond the first. Gain control of any number of target creatures until end of turn. Untap those creatures. They gain haste until end of turn.
Pink Horror 3URCreature — Demon Horror Coruscating Flames — Whenever you cast an instant or sorcery spell, Pink Horror deals 2 damage to any target. Split — When Pink Horror dies, create two 2/2 blue and red Demon Horror creature tokens named Blue Horror with "Whenever you cast an instant or sorcery spell, this creature deals 1 damage to any target." 4/4
Page 288