This is how Twilight resurrects Queen Chrysalis goes in To Cybertron and Back Again.
Twilight Sparkle: Commencing Dark Spark infusion in 3... 2... 1. Welcome back, Queen Chrysalis.
Queen Chrysalis: Where am I?
Twilight Sparkle: You're at home. With me and your fellow changelings.
Queen Chrysalis: What happened?
Twilight Sparkle: Some robot crushed you to death.
Queen Chrysalis: Really?
Twilight Sparkle: Yes. And we brought you back.
Queen Chrysalis: Changelings, your queen has returned!
Changeling: We always knew you'd come back, Queen Chrysalis!