Ursula Whisper of Vanessa (Whispers in the Well)

Boost 1 Ink (Once during your turn, you may pay 1 Ink to put the top card of your deck facedown under this character.) [Slippery Spell] While there's a card under this character, she gets +1 Lore and gains Evasive. (Only characters with Evasive can challenge them.)