Kara, the Broken

Devoid (This card has no color).
Kara can't be blocked by creatures with distortion counters on them.
Whenever Kara deals combat damage to a player, create a colorless 1/1 Eldrazi Scion creature token with, "Sacrifice this creature: Add {c} to your mana pool."
{c}{w/u}: Put a distortion counter on target creature. Switch its and Kara's power and toughness until end of turn.