Name 

Function 

Comment 

Rating 

Tech tier 

Tithe Sanctum

+0.5 credits/second

-5% development price

A must have on planets you plan to fully develop

6

1 Civ

Sanctuary Spire

+50% commerce income

An amazing credit boost, just make sure to have maxed commerce to the max on the planet

10

2 Civ

PsiCredit Mint

Converts crystal to credits at ca 2:1 ratio

As Advent you will be swimming in crystal, and this item allows you to balance your economy

6

2 Civ

Laminate Forge

Converts crystal to metal at ca 1:1 ratio

Same as with PsiCredit Mint, but forges metal for you

6

2 Civ

Plasma Furnace

+25% surface mining

-25% exotic build time

A nice combination of resource income and reduces construction time on exotics, which will come in handy at later game stages

5

3 Civ

Temple of Purification (AR only)

Restores 100 hull and 200 shields in nearby wells, after cleansing them from enemies

The healing is not all that big, but it can help you to snowball, as you will be repairing each time you push your enemy back.

3

2 Mil

Temple of Pilgrimage

-10% planet development price

Colonizes nearby planets, after you have cleansed them

This can speed your colonization quite a lot in the early game, and also eliminates the need to go for any kind of colonization ship.

5

1 Civ

Tranquil Refuge

+2000 planet health

+50% planet hp regeneration

A good upgrade for your front planet. Can synergize with your unity abilities.

5

3 Civ

Unity Protectorate

+15% shields

+15 psi power

An amazing item when defending. Psi power will boost your capital ship abilities and even some items.

10

2 Mil

Temple of Resurrection (AR only)

10% resurrection change

Great item for late game battles, as the more ships die, the more get resurrected

9

4 Mil

Temple of Assimilation (AW only)

6% convert chance

Since converted ships will be amidst enemy fleet, they are unlikely to survive. However cutting 6% of enemy fleet, without a single shot fired, is a great deal!

7

4 Mil

Shrine of Revelation

+3 civ research

+25% civ research speed

Provides a lot of research points and speed? That’s a must have!

9

-

Shrine of Prophecy

+3 mil research

+25% mil research speed

Same as Shrine of Revelation but for military research

9

-

Cynosural Reservoir

+75 maximum focus

Focus is required for your unity abilities, and having more focus stocked, can be a game changer!

8

2 Civ

Neuro Augment Center

+0.5 focus restore rate

Serves a similar purpose as Cynosural Reservoir, and is a must have for later game stages, as you will be using all of your Unity potential.

8

3 Civ