とやら
toyara

Suffix
Expression

1. ... or something (like that); ... or whatever; so-called ...; a certain ...

Related to やら
ふっ、禁断きんだん魔術まじゅつとやらは、俺おれには通用つうようしないぜ!
fu' kindanno majutsutoyarawa oreniwa tsūyō shinaize!
Hah, your 'forbidden magics' aren't going to work with me!