It's also mono-White, but has an ability that costs one of each mana to activate
Other cards with surveil like Doom Whisperer and Pile On help fill your graveyard to take advantage of Kayas static and +1 abilities
Activate the following effects according to the number of monsters banished for this effect: 1: Negate card effects that target this monster
2016-07-11 Blood Labyrinth Explosion Incident 2017-06-01 Trial Deck -Clock Confusion- 2016-09-28 Wrath of Rebellion, Nightmare 2016-01-26 Advent of King Enma 2015-12-15 nightmare dark chaos 2016-12-04 Destroy decks with too many minor cards 2018-10-16 A challenge from the Dark Monarch 2019-10-23 Mamma Mia
Eight mana for a 5/5 flying, lifelink, haste, exalted creature is fine, but being able to convoke this onto the board faster thanks to your army of vampires makes this a fun bomb to drop
Or was this thing just her memory of Kianne, given form by the House's psychic abilities