Cost reducers

Make everything cheaper, by type, by colour, or across the board. Two of these together is how a storm turn starts.

Run this search live → or edit it: the site reads plain English, so "cards that reduce the cost of my spells under 3 mana" works too.

CardCostTypeWhat it doesPrice
1Herald's Horn{3}ArtifactAs this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you ma…$5.76
2Foundry Inspector{3}Artifact Creature — ConstructArtifact spells you cast cost {1} less to cast.$0.37
3Jet Medallion{2}ArtifactBlack spells you cast cost {1} less to cast.$12.86
4Ruby Medallion{2}ArtifactRed spells you cast cost {1} less to cast.$14.12
5Urza's Incubator{3}ArtifactAs this artifact enters, choose a creature type. Creature spells of the chosen type cost {2} less to cast.$21.50
6Sapphire Medallion{2}ArtifactBlue spells you cast cost {1} less to cast.$8.17
7Etherium Sculptor{1}{U}Artifact Creature — Vedalken ArtificerArtifact spells you cast cost {1} less to cast.$0.73
8Pearl Medallion{2}ArtifactWhite spells you cast cost {1} less to cast.$6.73
9Ghalta, Primal Hunger{10}{G}{G}Legendary Creature — Elder DinosaurThis spell costs {X} less to cast, where X is the total power of creatures you control. Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)$1.06
10Goblin Anarchomancer{R}{G}Creature — Goblin ShamanEach spell you cast that's red or green costs {1} less to cast.$1.19
11Emerald Medallion{2}ArtifactGreen spells you cast cost {1} less to cast.$6.12
12Emry, Lurker of the Loch{2}{U}Legendary Creature — Merfolk WizardAffinity for artifacts (This spell costs {1} less to cast for each artifact you control.) When Emry enters, mill four cards. {T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. …$0.57
13Cloud Key{3}ArtifactAs this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.$1.57
14Goreclaw, Terror of Qal Sisma{3}{G}Legendary Creature — BearCreature spells you cast with power 4 or greater cost {2} less to cast. Whenever Goreclaw attacks, each creature you control with power 4 or greater gets +1/+1 and gains trample until end of turn.$5.81
15Goblin Electromancer{U}{R}Creature — Goblin WizardInstant and sorcery spells you cast cost {1} less to cast.$0.31
16Bontu's Monument{3}Legendary ArtifactBlack creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.$4.44
17The Earth Crystal{2}{G}{G}Legendary ArtifactGreen spells you cast cost {1} less to cast. If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on that creature instead. {4}{G}{G}, {T}: Distribute two +1/+1 counters among one o…$13.67
18Thought Monitor{6}{U}Artifact Creature — ConstructAffinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When this creature enters, draw two cards.$0.28
19Danitha Capashen, Paragon{2}{W}Legendary Creature — Human KnightFirst strike, vigilance, lifelink Aura and Equipment spells you cast cost {1} less to cast.$0.97
20The Fire Crystal{2}{R}{R}Legendary ArtifactRed spells you cast cost {1} less to cast. Creatures you control have haste. {4}{R}{R}, {T}: Create a token that's a copy of target creature you control. Sacrifice it at the beginning of the next end step.$5.99
21Thoughtcast{4}{U}SorceryAffinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Draw two cards.$3.37
22Archmage of Runes{3}{U}{U}Creature — Giant WizardInstant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.$3.30
23Stormcatch Mentor{U}{R}Creature — Otter WizardHaste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.$0.34
24The Wind Crystal{2}{W}{W}Legendary ArtifactWhite spells you cast cost {1} less to cast. If you would gain life, you gain twice that much life instead. {4}{W}{W}, {T}: Creatures you control gain flying and lifelink until end of turn.$6.93
25Omniscience{7}{U}{U}{U}EnchantmentYou may cast spells from your hand without paying their mana costs.$6.38
26Oketra's Monument{3}Legendary ArtifactWhite creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, create a 1/1 white Warrior creature token with vigilance.$6.23
27Jhoira's Familiar{4}Artifact Creature — BirdFlying Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)$2.52
28Ugin, the Ineffable{6}Legendary Planeswalker — UginColorless spells you cast cost {2} less to cast. +1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand. −…$2.26
29Nightscape Familiar{1}{B}Creature — ZombieBlue spells and red spells you cast cost {1} less to cast. {1}{B}: Regenerate this creature.$0.40
30Starfield Mystic{1}{W}Creature — Human ClericEnchantment spells you cast cost {1} less to cast. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature.$0.33

30 of 946 cards the search scored for "cards that reduce the cost of my spells". Ordered by how much each card is played, among the cards that matched. Prices and legality come from Scryfall; the list was last refreshed on 2026-09-23.

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