Blasphemous Act
Tracked across real Commander games played through TurnZero HQ.
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What it does
This spell costs 1 less to cast for each creature on the battlefield.
Blasphemous Act deals 13 damage to each creature.
Combos with Blasphemous Act
Lines this card is part of — what it needs alongside it, and what the two of them do. An infinite result is the one that moves a deck's bracket.
- Toralf, God of Fury // Toralf's Hammer Infinite
- Near-infinite damage
- Fall of Cair Andros Infinite
- Infinite +1/+1 counters on a creature
- Near-infinite damage to creatures
- Repercussion Infinite
- Near-infinite damage to all players
- Soulfire Grand Master Infinite
- Near-infinite lifegain
- Near-infinite damage to creatures
- Expedited Inheritance Infinite
- Each player may exile a portion of their library with the ability to play the exiled cards until the end of their next turn
- Exile your library with the ability to play the exiled cards until the end of your next turn
- Tree of Perdition Truefire Captain
- Target opponent loses the game
- Tree of Perdition Brash Taunter
- Target opponent loses the game
- Tree of Perdition Coalhauler Swine
- Target opponent loses the game
Showing the 8 shortest and most explosive. This card appears in more than these — follow any of them through to Commander Spellbook to browse the rest.
Combo data from Commander Spellbook, the community-maintained database of Magic combos. Mirrored nightly.
Rulings
4 official rulings, in the order Wizards published them.
- 2020-11-10
The total cost to cast Blasphemous Act is locked in before you pay that cost. For example, if there are three creatures on the battlefield, including one you can sacrifice to add , the total cost of Blasphemous Act is 5. Then you can sacrifice the creature when you activate mana abilities just before paying the cost.
- 2020-11-10
To determine the total cost of a spell, start with the mana cost or alternative cost you're paying, add any cost increases, then apply any cost reductions (such as that of Blasphemous Act). The mana value of the spell is determined only by its mana cost, no matter what the total cost to cast the spell was.
- 2020-11-10
Although players may respond to Blasphemous Act once it's been cast, once it's announced, they can't respond before the cost is calculated and paid.
- 2020-11-10
Blasphemous Act's ability can't reduce the total cost to cast the spell below .
Rulings are Wizards of the Coast's own, mirrored from Scryfall and refreshed nightly.
In the 99
Every deck whose current list includes Blasphemous Act, whatever its commander.
Most played under
| Commander | Decks | Games | Win rate |
|---|---|---|---|
| Ashling, the Limitless | 4 | 8 | 25% |
| Doctor Doom, King of Latveria | 4 | 1 | — |
| Krenko, Mob Boss | 2 | 2 | — |
| Raph & Mikey, Troublemakers | 2 | 2 | — |
| Hearthhull, the Worldseed | 2 | 0 | — |
| Ureni of the Unwritten | 2 | 0 | — |
| Sauron, the Dark Lord | 1 | 5 | 0% |
| Solphim, Mayhem Dominus | 1 | 3 | — |
Colors it shows up in
- Five-Color 11 decks
- Grixis 9 decks
- Mono-Red 7 decks
- Rakdos 6 decks
- Izzet 4 decks
- Temur 4 decks
- Mardu 4 decks
- Jund 3 decks
- Gruul 3 decks
- Boros 3 decks
- Naya 1 deck
Every version of Blasphemous Act
43 printings, newest first. Prices are the market figures Scryfall publishes, refreshed nightly — a printing with no figure shows a dash rather than a zero, because Scryfall genuinely publishes none for some of them.

Marvel Super Heroes Commander
- Normal
- $0.93
- Foil
- —

Extended Art
Marvel Super Heroes Commander
- Normal
- $1.99

The List
- Normal
- $1.07

Secrets of Strixhaven Commander
- Normal
- $1.58

Teenage Mutant Ninja Turtles Eternal
- Normal
- $1.04
- Foil
- —

Lorwyn Eclipsed Commander
- Normal
- $0.88

Inverted
Avatar: The Last Airbender Eternal
- Normal
- $5.80
- Foil
- $9.29

Borderless
Secret Lair Drop
- Normal
- $9.90
- Foil
- —

Edge of Eternities Commander
- Normal
- $0.92

Tarkir: Dragonstorm Commander
- Normal
- $1.05

Inverted
Secret Lair Drop
- Normal
- $4.13
- Foil
- —

Aetherdrift Commander
- Normal
- $1.01

Duskmourn: House of Horror Commander
- Normal
- $0.96

- Normal
- $0.97

- Normal
- $1.04
- Foil
- $5.40

Extended Art
- Normal
- $4.00
- Foil
- $4.60

- Foil
- $9.42

Extended Art
- Foil
- $10.52

The Lost Caverns of Ixalan Commander
- Normal
- $0.93

Extended Art
- Foil
- $5.18

- Normal
- $1.14
- Foil
- $4.09

Extended Art
- Normal
- $3.24
- Foil
- $4.07

- Foil
- $4.44

- Normal
- $1.24

Tales of Middle-earth Commander
- Normal
- $1.60

Starter Commander Decks
- Normal
- $0.83

- Normal
- $2.21

- Normal
- $2.74

- Foil
- $7.49

Commander Legends: Battle for Baldur's Gate
- Normal
- $1.51

- Normal
- $1.93

The List
- Foil
- $2.85

- Normal
- $1.07

Borderless
Secret Lair Drop
- Normal
- $30.79
- Foil
- $35.98

- Normal
- $1.40

- Normal
- $0.98
- Foil
- $3.40

Extended Art
- Normal
- $5.91
- Foil
- $11.67

- Normal
- $2.27
- Foil
- $4.90

Commander 2018
- Normal
- $1.10

Commander Anthology Volume II
- Normal
- $2.20

Commander 2016
- Normal
- $1.81

Commander 2014
- Normal
- $1.17

Innistrad
- Normal
- $1.51
- Foil
- $15.93
Prices from Scryfall, which tracks the TCGplayer and Cardmarket markets. They move daily and are a guide rather than a quote. Search TCGplayer for Blasphemous Act — a name search across every version, for the printings TCGplayer publishes no direct link to.
Aggregated from Commander games tracked in TurnZero HQ. Every figure counts decks and games only — no individual deck list, player or playgroup is identified. Win rates are withheld below 5 completed games, where the sample is too small to mean anything.