Well, I screwed up. But you never know until it happens.
Train Simulator 2019: $49.99
Frankfurt-Karlsruhe High-Speed Route Add-On: $9.49
Portsmouth Direct Line Waterloo-Portsmouth Add-On: $19.99
Salt Lake City Route Extension Add-On: $7.99
Soldier Summit Route Add-On: $15.99
Rhine Railway Mannerheim-Karlsruhe Route Add-On: $19.99
Individual Price Total: $123.44
Sale Price: $24.99
I missed the sale, but then it was only $5.00 more. I paid $29.99
I still feel pretty good, but for the next two days it's on sale again, this time for just $8.99.