Their first field spell Pandemonium already makes it look like they regretted giving cards like Vilepawn Archfiend an upkeep cost
The base list has some already in there, for example Treasure Vault
Differences in Card Design - Back of the Card: One of the clearest differences between Japanese and English Pokmon cards is in the backing design
That said, both of these rules were broken in later years, with sets like Commander Legends , War of the Spark (through planeswalkers), Dominaria , Dominaria United , Kamigawa block, and The Lord of the Rings: Tales of Middle-earth used Legendary cards as a mechanical theme, with uncommon Legends to boost up the numbers in Limited play
So, while Regidrago VSTAR has taken a while to shine at its brightest, it has finally reached a point where its omission will be missed by many
Im not going to glob paint onto my brush to paint hair the way I would if I were doing my base coat, you know