을 만드는

making

→ 을
phrase Common #2,591
making Used after a noun marked with 을 to mean “making” or “creating” that thing. 만드는 is the present attributive form of 만들다, “to make.”
KO: 우리는 아이들을 위한 안전한 공간을 만드는 중이에요.
EN: We are making a safe space for children.

당신이 나타나서 난장판을 만드는 바람에 둘 다 죽을 뻔했어요

You showed up and made such a mess that we both nearly died.

— 맥시멈 리스크 (1996)