From Destinypedia, the Destiny wiki
Species:
Cabal
Legion(s):
Red Legion
Role(s):
Elite Defense
Mission(s):
Flashpoint: EDZ
Weapon(s):
Projection Rifle Energy Shield
Abilities:
Shield Expansion Shield Lunge High Durability Rapid Movement Limited Flight Summon Cabal
Thunder Phalanxes are a more durable and powerful variant of the Phalanx appearing in the EDZ Flashpoint.