The Battle of Halphia Lake
This article is about the Urgent Quest. For the Trigger Quest, see Drill: The Battle of Halphia Lake. For the 4-man Standing Quest, see Halphia Lake Interception Part II.
Overview
The Battle of Halphia Lake is an Urgent Quest that takes place in the Aelio region in which you make use of the Mobile Cannon M2 in order to chip away at Dark Falz Aegis's defenses, culminating in a direct showdown with it.
For detailed strategy against the boss, see Dark Falz Aegis.
In-game text
Our data points to the imminent appearance of Dark Falz Aegis in the Halphia Lake area. All ARKS defenders, report to the emergence point immediately to eliminate this threat to Halpha, with support from Central Cannon.
Drops
This quest is primarily run for the clear reward of Aegis Soul IV x3, but it also drops MTN: Dash - Buoyant/B as well as MTN: Glide - Buoyant/B.
For more detailed information, see The Battle of Halphia Lake/Drops.