Legendary War Veteran

Battalion - Whenever Legendary War Veteran and
at least two other creatures attack, Legendary War Veteran gets +1/+1 until end of turn.
Mentor (Whenever this creature attacks, put a
+1/+1 counter on target attacking creature with lesser
power.)
Radiance - {t}: Legendary War Veteran deals 1
damage to target creature and each other creature
that shares a color with it.