Malenia, Blade of Miquella

Lifelink, Haste

Whenever Malenia, Blade of Miquella attacks you may pay X life if you do put that many rot counters on X target nonland permanents where X is half the life paid rounded down.

whenever a nonland permanent with a rot counter on it becomes tapped it gets -0/-1 until end of turn for each rot counter on it.