![Knockout Blow Knockout Blow](http://static.tappedout.net/mtg-cards-2/streets-of-new-capenna/knockout-blow/femme_fatale-knockout-blow-snc-16498238930.png)
Combos Browse all Suggest
Legality
Format | Legality |
1v1 Commander | Legal |
Alchemy | Legal |
Archenemy | Legal |
Arena | Legal |
Block Constructed | Legal |
Canadian Highlander | Legal |
Casual | Legal |
Commander / EDH | Legal |
Commander: Rule 0 | Legal |
Custom | Legal |
Duel Commander | Legal |
Gladiator | Legal |
Highlander | Legal |
Historic | Legal |
Historic Brawl | Legal |
Legacy | Legal |
Leviathan | Legal |
Limited | Legal |
Modern | Legal |
Oathbreaker | Legal |
Pioneer | Legal |
Planechase | Legal |
Pre-release | Legal |
Quest Magic | Legal |
Standard | Legal |
Standard Brawl | Legal |
Tiny Leaders | Legal |
Vanguard | Legal |
Vintage | Legal |
Knockout Blow
Instant
![Takenuma, Abandoned Mire feature for Esper Control](http://static.tappedout.net/mtg-cards-2/kamigawa-neon-dynasty/takenuma-abandoned-mire/femme_fatale-takenuma-abandoned-mire-neo-16437759560.png)
![Silas Renn, Seeker Adept feature for Batman and Robin](http://static.tappedout.net/mtg-cards-2/the-brothers-war-commander/silas-renn-seeker-adept/Silas_Renn_Seeker_Adept-BRC.jpg)
![Ephemeral Shields feature for Mono White Angel](http://static.tappedout.net/mtg-cards-2/march-of-the-machine-commander/ephemeral-shields/Ephemeral_Shields-MOC.jpg)
![Eowyn, Shieldmaiden feature for Knights Unite](http://static.tappedout.net/mtg-cards-2/the-lord-of-the-rings-tales-of-middle-earth-commander/eowyn-shieldmaiden/femme-fatale-eowyn-shieldmaden-ltc-16855184920.jpg)
![Depopulate feature for Budgetmir](http://static.tappedout.net/mtg-cards-2/streets-of-new-capenna/depopulate/femme_fatale-depopulate-snc-16497369530.png)