1: Select a Legion/reset build/get a permalink/load a replay from file
2: Sums up your unit stats
3: Sums up your build info
4: Select the wave
5: Fighter/Merc pattern
6: Wave/Buildorder tab; Build order gives you a summary of all waves
7: Your build, every fighter is saved in the link

Credit goes to Attrib


Copy & paste the builder link to load/share a build