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Part of Duskmourn: House of Horror
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#18 black board wipe
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Legendary Creature — Human Assassin
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Duskmourn: House of Horror Commander (DSC)
Live Play Data
Massacre Girl
2%
Live Inclusion
Times Brought
1026
Decks Running
507
Median Cast Turn
7
Drawn → Played
49%
Format
First-cast turn
n=125
0%
T1
0%
T2
2%
T3
7%
T4
11%
T5
58%
T6-9
22%
T10+
Median
7
P25
6
· P75
9
· max
15
On curve
20%
(14 / 125 cast on T5)
Cast same turn as drawn
28%
The "good card" funnel
1027 brought · 468 playersBrought to game
1027
Ever drawn
235
Reached battlefield
115
Still on board at game end
44
Once cast, 38% of this card is still on the battlefield at game end. This reflects how often it survives removal, not just whether it's a permanent.
≥ +0.9pp
Players who cast this card win 33% of the time (n=106) , vs 23% when it never left the library (n=661).
When players drew this card but left it in hand, they won 26% (n=107).
Read this as correlation, not as the card's contribution. Casting a card means you lived long enough to cast it, so this gap widens with mana value across every card we track.
Observed gap +9.8pp; 95% confidence interval +0.9pp to +18.7pp. Correlational, not causal: powerful payoffs also get cast more often in games you are already winning.
Final zone distribution
274 instances4.4%
Library
16.1%
Battlefield
36.1%
Graveyard
7.7%
Exile
Commanders that played this card
in tracked games-
1
Valgavoth, Harrower of Souls
140 decks
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2
Olivia, Opulent Outlaw
26 decks
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3
Massacre Girl, Known Killer
24 decks
-
4
Ezio Auditore da Firenze
22 decks
-
5
Maha, Its Feathers Night
13 decks
-
6
The Lord of Pain
13 decks
-
7
Avacyn, Angel of Horror
11 decks
-
8
Syr Konrad, the Grim
9 decks
-
9
Super Shredder
8 decks
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10
Sephiroth, Planet's Heir
7 decks
Card text
Massacre Girl
Legendary Creature — Human Assassin
Menace
When Massacre Girl enters, each other creature gets -1/-1 until end of turn. Whenever a creature dies this turn, each creature other than Massacre Girl gets -1/-1 until end of turn.
4 / 4
Duskmourn: House of Horror Commander (DSC)
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Rare
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Illustrated by Chris Rallis
Frequently Asked
Why isn't there more data on this card?
Playgroup Live collects per-card gameplay data from real Commander games. Play counts appear once a card reaches 100 tracked games, and the full charts need a sample of at least 25 observed games that is not dominated by a single pilot. Until this card clears those bars you're seeing only the basic counts. Stats refresh nightly.
How is Playgroup Live card data collected?
Players using Playgroup Live import their decklists before a game and log card actions as they play. Each cast, zone change, and resolution is recorded as a real game event. Stats on this site are computed from those events, not from decklist scrapes or theorycrafting. Playgroup has recorded 760,000+ Commander games overall, and this card-level play data comes from the Playgroup Live seats playing virtual cards, a subset of that corpus.