Once during your turn (except during either players first turn), you may put your Partner from the Partner Zone onto your bench
As a trade-off, she requires another of the player's characters to be returned to their hand to avoid immediate self-banishment, but it's a price that's well-worth playing
You can activate the following effect
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If you decide to use it for a Link Summon, you get to draw a card which is a nice piece of tech if you go into I:P Masquerena or S:P Little Knight
Even if it is knocked down, it moves to the P zone, blocks EX Deck monsters, and continues to suppress search and draw due to card effects, so it's not a loss