This is how The Symbiote Queen prepares to drain the life force from Twilight and her friends goes in My Little Pony Transformers Bionicle: The Symbiote Queen's Revenge.
[The Symbiote Queen finishes sucking the life force from a female pony]
Symbiote Queen: Perfect.
[The female pony collapses unconscious]
Twilight Sparkle: Just what do you plan on doing with us?
Pinkie Pie: I don't feel so good about this.
Rarity: And keep that filthy skin of yours away from my coat.
Fluttershy: I don't think I like her.
Rainbow Dash: Back off!
Symbiote Queen: It's very simple. Every year, I must drain the life force from female ponies to keep my children alive.