DBS is offering a 25% bonus on points transfers to Qantas Frequent Flyer till 31 Oct 2019. But given how abject Qantas Frequent Flyer is, you'll probably want to pass.
My first stay at the ibis Styles actually exceeded my expectations of what the brand was supposed to be. Comfy beds, decent-ish breakfast, good location, and a great view of Namsan Tower and Myeongdong.