Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

A-Knockout Blow

2W · Instant

This spell costs {2} less to cast if it targets a red creature. Destroy target tapped creature. You gain 2 life.

Similar cards

Color identity:
NameManaTypeText
Hour of Revelation 3WWWSorcery This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield. Destroy all nonland permanents.
Bolt Bend 3RInstant This spell costs {3} less to cast if you control a creature with power 4 or greater. Change the target of target spell or ability with a single target.
Volcanic Salvo 10RRSorcery This spell costs {X} less to cast, where X is the total power of creatures you control. Volcanic Salvo deals 6 damage to each of up to two target creatures and/or planeswalkers.
Defense Grid 2Artifact Each spell costs {3} more to cast except during its controller's turn.
Primeval Protector 10GCreature — Avatar This spell costs {1} less to cast for each creature your opponents control. When Primeval Protector enters the battlefield, put a +1/+1 counter on each other creature you control. 10/10
Igneous Elemental 4RRCreature — Elemental This spell costs {2} less to cast if there is a land card in your graveyard. When Igneous Elemental enters the battlefield, you may have it deal 2 damage to target creature. 4/3
Discover the Formula 4UUInstant Seek three nonland cards, then nonland cards in your hand perpetually gain "This spell costs {1} less to cast."
Glowrider 2WCreature — Human Cleric Noncreature spells cost {1} more to cast. 2/1
Sheer Drop 2WSorcery Destroy target tapped creature. Awaken 3—{5}{W} (If you cast this spell for {5}{W}, also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
Defiler of Vigor 3GGCreature — Phyrexian Wurm Trample As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay. Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control. 6/6
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