/x/ is also rare, and it is mostly just an allophone of h. It's spelled as "ch", and is from German loanwords, like the name Bach. A similar consonant is /ɦ/. It's also spelled as "h", and is also found in German loanwords, like achát (agate).
/X/ is AlSo rare, AnD It is Mostly just An AlLophone of h. it'S speLlED as "ch", and iS fRoM gErMan lOAnwOrDs, like tHe naME bach. a SImIlar consoNant is /Ɦ/. It's alSo SpelLEd aS "h", and Is AlsO founD iN GermAn loANWordS, LIke achát (aGAte).