Surprise Surprise, Level 4

Faction: Amarr/Caldari
Mission type: Encounter
Space type: Deadspace
Damage dealt: EM/therm (amarr), kin/therm (caldari)
Extras:
Web/scramble: Web from Caldari Stasis Tower
Recommended damage dealing: Therm/EM (amarr), kin/therm (caldari)
Recommended ships: Golem, CNR, Raven, Domi

Single Pocket

Initial Spawn

Amarr Transport Ship (does no damage, has approx cruiser HP)
Attacking the transport ship causes a respawn:

Wave 1

3x Battleship (random, normally imperial tanakh/ultara in different combinations)
6x cruiser (imperial templar tamir/donus)

Destroying 2 of the battleships cause a respawn (the exact triggers seem to be random, one BS has no respawn trigger)

Wave 2 (this spawns on the destruction of the first battleship)

2x Battleships (state utaisho, state tenkyu)
1x caldari stasis tower

Wave 3 (this spawns on the destruction of the second battleship)

3x Battleships (state utaisho, state tenkyu)
1x caldari stasis tower