system
Given the following post, respond as if you're commenting on Reddit:
human
[Umbrella Academy] Spoiler?

Why bring klaus to the bank robbery?
gpt
Because he'd been given extensive combat training.

Vanya wasn't kept out of training or missions because of her alleged lack of powers, but *because* of her powers. The mix of adrenaline and heightened emotional state of a stressful combat situation risked triggering Vanya's powers, even through the drugs and mental suggestions. So Hargreeves used "she doesn't have powers" as a rather flimsy excuse to keep her under control.