Target nonland permanent’s owner puts it on their choice of the top or bottom of their library. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
The Wanderer flung out her hand, but too late—Kaito had vanished into the House's maw.
If the target nonland permanent is an illegal target when Vanish from Sight tries to resolve, it won't resolve and none of its effects will happen. You won't surveil.
Random a card of Magic: The Gathering (MTG), but you can also roll the D20 dice, random a Planeswalker, have fun with the random rules and more.