Call to the ancient defender
shaman attack 1
Melee spirit 1
Target: one creature
Attack: Wisdom vs. Fortitude
Hit: Hit: 2d8 + Wisdom modifier damage. Until the end of your next turn, you and your allies gain a +5 bonus to all defenses against opportunity attacks while adjacent to your spirit companion.
Call Of The Ancient Defender is an encounter power available to shamans at level 1.