The STOSC Ecumenical Badminton Tournament is an inter-church competition hosted by St. Thomas Orthodox Syrian Cathedral, bringing parish communities together for friendly yet competitive play in a spirit of fellowship and sportsmanship. There are 6 churches participating:

1. 🟠STOSC (St. Thomas Orthodox Syrian Cathedral)
2. 🔵SMCS (Syro Malabar Catholic Singapore)
3. 🟡MTSC (Mar Thoma Syrian Church)
4. 🟢SMCC (Syro Malankara Catholic Church)
5. 🟣CSI (CSI Immanuel Congregation)
6. 🔴SMJSOC (St. Mary's Jacobite Syrian Orthodox Cathedral)

The tournament has 3 categories of Men's, Women's and Children.