Tureli, Wind's Sage

Flying, first strike, vigilance, trample

At the beginning of each combat, until end of turn,
each other creature you control gets +1/+1 if it has
flying, +1/+1 if it has first strike, and so on for
double strike, deathtouch, haste, hexproof,
indestructible, lifelink, menace, protection, reach,
trample, vigilance, and partner.

Partner