The teenager accused of murdering 19-year-old Melbourne student Laa Chol has appeared in court as police reveal a mountain of evidence is being compiled.

The 17-year-old, who cannot be named for legal reasons, appeared briefly in a Children’s Court on Tuesday following his overnight arrest.

Laa Chol.

The youth was taken into custody on Monday afternoon and has been charged with one count of murder.

The court heard homicide squad detectives have more than 50 hours of CCTV footage to analyse alongside mobile phone content.