Martial arts has nothing to do with arts & crafts, but there are jokes.
 
“I’m trained in the martial arts and the martial crafts” was posted on Twitter by Justin Ritchie on June 13, 2007. “martial arts implies the existence of martial crafts” was posted on Twitter by 𒀭𒂗𒆠 つん(でれ/どく) on September 8, 2020. “The existence of Mixed Martial Arts implies the existence of Mixed Martial Crafts” was posted on Twitter by void priestess on April 25, 2022. “the existence of martial arts implies the existence of martial crafts” was posted on Twitter by Vivian on December 16, 2022.
 
   
Wikipedia: Martial arts
Martial arts are codified systems and traditions of combat practiced for a number of reasons such as self-defense; military and law enforcement applications; competition; physical, mental, and spiritual development; entertainment; and the preservation of a nation’s intangible cultural heritage.
     
Twitter
Justin Ritchie
@jritch
I’m trained in the martial arts and the martial crafts
9:07 PM · Jun 13, 2007
   
Twitter
MidgardMOO
@midgardmoo
The gargoyle says, “I’m trained in all the martial arts. And the martial crafts.”
1:42 PM · Jun 14, 2007
   
Twitter
Eli Braden
@EliBraden
Martial Arts > Martial Crafts
12:16 PM · Aug 31, 2010
     
Twitter
The Poparazi
@The_Poparazi
I used to think there was nothing cooler than Martial Arts.
Until I discovered Martial Crafts.
2:27 AM · Apr 16, 2012
 
Twitter
@aturls@macaw.social
@casio_juarez
“Oh yes, I’m trained in all the martial arts ... and martial crafts.” Still so good. http://thedailyshow.com/watch/mon-june-11-2007/mixed-martial-arts
10:45 PM · Sep 13, 2012
   
Twitter
Jason Isbell
@JasonIsbell
Mixed martial arts is cool and everything, but I’m more into mixed martial crafts
6:09 PM · May 27, 2016
   
Twitter
Demetri Martin (.(JavaScript must be enabled to view this email address))
@DemetriMartin
Martial arts are more common than martial crafts.
12:54 PM · Jul 18, 2016
     
Twitter
Robert Heath
@RobertHeath91
Martial arts is much more popular than martial crafts
1:42 PM · Jul 18, 2016
 
Twitter
𒀭𒂗𒆠 つん(でれ/どく)
@enkiv2
martial arts implies the existence of martial crafts
2:54 PM · Sep 8, 2020
   
Twitter
Joel Carter
@GoJoelGo
Martial arts implies the existence of martial crafts
8:18 AM · Feb 15, 2022
   
Twitter
void priestess
@slimepriestess
The existence of Mixed Martial Arts implies the existence of Mixed Martial Crafts.
3:27 AM · Apr 25, 2022
 
Twitter
Vivian
@muchnerve
the existence of martial arts implies the existence of martial crafts
5:48 PM · Dec 16, 2022