Buy A Real Train -
Nightmare. Retired engines are often "scrapped," meaning electrical components are removed. You are likely buying a shell.
Extremely High. A used, retired locomotive can cost approx ₹80-90 Lakhs, and a high-speed train in Europe can cost around €25 million. buy a real train
If you are looking for a or a train simulator instead, I can help find the best ones. Nightmare
You need significant private land and logistical support to transport a retired train (which can be stripped of internal engines/electrical components). Nightmare. Retired engines are often "scrapped
If you want a train, you are likely buying a static display piece for a commercial venue, not a functioning locomotive to drive around.