Vax'Ildan, Champion of Ravens

Flying, Haste, Double Strike, Deathtouch
At the beginning of each upkeep, choose a colour.
Vax'Ildan, Champion of Ravens gets protection
from that colour until the end of the turn.
If Vax'Ildan, Champion of Ravens would be sent
to the graveyard, return it to the battlefield at the
end of the turn.