Right-click a unit's name to edit it at any time - not just after a promotion. Uses UnitPanel.lua - not compatible with any other mods that modify that file. To get this functionality with other Unit Panel mods, insert the following into the mod's UnitPane...

This mod add new promotions choices when leveling your units and also change the promotion tree system to improve customization possibilities. It roughly triple your promotion choices for every unit, adding many new promotions, and rearranging dependencies...

Lowers the XP cost of promotions by half, allowing more customizable units. Recommended for use with mods from the Unit Customization collection. Compatible with both expansions and all DLC....

Disables upgrades for all units, making maintenance and obsoletion more important. If you want to use the units you discovered, you'll have to build them from scratch! Does not disable upgrading for custom units or for units from Brave New World. I have BN...

This is a simple mod that lets you keep gaining XP for fighting barbarians even after a unit reaches level 3. This is not my mod.I just upload it to workshop....