Ally theft and charm

The Binding of Isaac: The Siren’s song can charm familiarsThe song temporarily turns an existing familiar to The Siren’s side
The Binding of Isaac: RepentanceThe Binding of Isaac: The Siren’s song can charm familiars
  1. The song temporarily turns an existing familiar to The Siren’s side
© Nicalis / Edmund McMillen; gameplay capture by SlayXc2 · Source ↗

An existing ally temporarily changes allegiance and becomes a threat.

Design tips

  • Show the ally’s allegiance change and a clear moment of returning to player control.

Examples