Oedon Chapel Dweller

Defender, Reach. Whenever a creature enters the battlefield under your control from outside the game
or from exile, put a +1/+1 counter on it and it gains lifelink until end of turn.

{t},{1}: Exile target creature you control. Return it
to the battlefield under your control at the
beginning of the next end step with its counters, other attached permanents, and the same life total it had when this ability was activated.