You can transpile from C to Malbolge and then run it (this will probably take forever for most of C programs). I thought it can be used for obfuscation, and sure enough Wiki already states that:
Hisashi Iizawa et al. also proposed a guide for programming in Malbolge for the purpose of obfuscation for software protection
Malbolge is great for replying to anyone who claims that since programming languages are Turing-complete, any one of them is fit for the job.
You can transpile from C to Malbolge and then run it (this will probably take forever for most of C programs). I thought it can be used for obfuscation, and sure enough Wiki already states that: