Guardian of the Great Conduit

Guardian of the Great Conduit

Creature - Elemental | Power/Toughness: 2 / 4 (CMC 4)
Reach (This creature can block creatures with flying.)
As long as you control a Nissa planeswalker, Guardian of the Great Conduit gets +2/+0 and has vigilance. (Attacking doesn't cause it to tap.)