I

Extra Regen

If you need it earlier than expected (You usually buy this for Healing Booster)

I

Extra Charge

Starts out with a couple of grenades

II

Enchanter's Emblem

Sell this if you run out of slots or can get a good T4 item

III

Rapid Recharge

This is your power spike, rush as soon as you can after getting other items in the category

II

Imbue [E]

Compress Cooldown

Helps reduce grenade's cooldown, you can imbue on dome if needed

II

Reactive Barrier

Main counter for Abrams, Bebop and basically any other CCs in the game

III

Trophy Collector

You can get this if your team is doing well, focus on getting ganks and be active in fights help getting stacks quickly

III

Active

Rescue Beam

GIGA IMPORTANT! This let you pull someone out of the mud

III

Active

Healing Nova

Great for deathballing and teamfights alike

II

Active

Guardian Ward

Gives a small barrier and speed boost

IV

Active

Divine Barrier

3 times the barrier, 4 times the price (WHAT?)

II

Healing Booster

Support core, gives more heal for everyone and yourself

II

Enduring Speed

Fleetfoot's alternative, less move speed but stay permanently,

III

Greater Expansion

If you need a larger dome or a longer beam

III

Superior Cooldown

Reduces all of your abilities' cooldown

IV

Transcendent Cooldown

Reduce active items' cooldown like Rescue Beam, giga core

III

Tankbuster

Raw damage boost, great vs tankers

IV

Spirit Burn

Now it drops both your enemy's health and heal from any kind, all from a single grenade

IV

Imbue [E]

Mystic Reverb

This is where your grenade's damage peaks

IV

Healing Tempo

Greatly boost your gunners fire rate as well as move speed for everyone

IV

Boundless Spirit

Usually not as needed as you get most of the spirit power from investment

IV

Active

Curse

"Screw this guy in particular"

II

Active

Fleetfoot

Gives you a ton of mobility as well as slide distance, sell only if you're buying a T4 item and ran out of slots

II

Spirit Shielding

This allows you to fight back spirit damage burst heroes

III

Spirit Resilience

Too much Spirit damage?

III

Bullet Resilience

Too many bullets flying toward your direction?

III

Active

Debuff Remover

If the debuffs become unbearable or there're life threatening ones, buy this

III

Counterspell

Lash's bane, you can also buy this against heroes with predictable abilities

III

Active

Warp Stone

Can get yourself out of a muddy situation

IV

Spellbreaker

Gives you more room to breathe when VS-ing a spirit team

IV

Plated Armor

Gives you more room to breathe when VS-ing a gun team

IV

Juggernaut

If you're constantly being bombarded with slow CC and bullets, this is the best choice

II

Healbane

If enemy has too much sustain mid-game, you might need this

II

Bullet Resist Shredder

Bullet shred for your team's gunners

III

Active

Silence Wave

"Screw you spirit users" item

III

Active

Disarming Hex

"Screw you gunners" item

III

Superior Duration

This can extend your dome and ice path's duration

IV

Active

Refresher

If you really need 2 domes

IV

Active

Scourge

Gives either yourself or someone 40% spirit resist while also dealing damage upclose