Here is a list of all the upgrades you need throughout the run if you already have the strats down

Helm's Deep Fellowship Orc Hewer Wizards power and Light of the Pilgrim SAVE and reset game to skip cut-scene

Osgiliath No Upgrades

Shelobs Lair Fellowship Rising Revenge

Isengard No Upgrades

Minas Tirith Wall Light of the Forges

Minas Tirith Courtyard No Upgrades

Paths of the Dead Mirkwood Arrows

King of the Dead No Upgrades

Southern Gate Lothlorien Arrows

Pelennor Fields No Upgrades

Cirith Ungol No Upgrade

Black Gate No upgrades for Any% if All Levels and you get level 10 with Gandalf, Light of the Valar Swift Justice Helm's Hammer