Highsworn Vanguard

Flying, hexproof, protection from Dragons
Whenever a source an opponent controls deals
damage to you or a permanent you control, put
a +1/+1 counter on Highsworn Vanguard.
{w}{t}: Remove a +1/+1 counter from
Highsworn Vanguard. Target player returns
either a creature or an enchantment permanent
that they control to their hand.