Kelotos, Goddess of Far Skies

Indestructible, flying, deathtouch
Whenever a creature is exiled from the battlefield,
put a +1/+1 counter on Kelotos, Goddess of Far
Skies.
{w}{u}: Exile target creature, then return it to the battlefield under its owner's control.
{w}{g}: Create two green and white 1/1 Warrior creature tokens with vigilance.
{g}{u}: Until end of turn, whenever a creature enters the battlefield under your control, draw a card.