Dzemael Darkhold - Unleash hitting through floor in Training Hall

Time: 6:17pst
Frequency: Twice, but should be easily reproducible
World name: Behemoth, Primal Data Center Duty Finder
Character name: Lucife Xavikon
Retainer name: n/a
NPC name: n/a
Monster name: The toad/bogy that patrols on the lower level of the Training Hall area in the Inner Hold map
Class/Level: ~45?
Party or solo: Party
In-game time: Anytime
Area and coordinates: Dzemael Darkhold, Inner Hold map, bottom of X:7, Y:10
Housing: n/a
Steps:
1. Have a DRK in the party position itself so that there are monsters on the lower level beneath it
2. When the monster is below the DRK, use the Unleash ability
3. Occasionally this triggers the monsters below to become
<*Add more steps if necessary>

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If it's the area I think it is - with the frogs? - it's not unleash hitting through the floor. It's a horrible agro/link area.

The patrolling enemies are linked together, so when you aggro one of them, the others will automatically aggro as well.