@cauelgamer i think about this sometimes, maybe the reason why thomas lived much longer than the other was because he was fireless, while his friends were all traditional steam engines.
A few months ago, I found this peculiar bootleg TOMY Plarail Thomas while browsing a thrift store. Aside from the face, this knockoff is quite accurate to the real thing, and the quality of the plastic feels more or less the same as the original. More info below: