Gorochu
Obtained by evolving a Pikachu with a Fire Stone
Shiny Gorochu
Based on Godzilla!
Scuta
Found in Rivers
Shiny Scuta
Based on golden scarabs!
Mantiverous
Evolves from Scuta
Shiny Mantiverous
If you like golden shinies you probably like black shinies too!
Tumbell
Found in arid biomes
Shiny Tumbell
Based on strawberries!
Sproutopod
Evolves from Tumbell after reaching high friendship and visiting a floral biome
Shiny Sproutopod
Strawberries don't actually have pink leaves but...
Feistling
Found in Savannas
Shiny Feistling
Based on roosters, though we took the opportunity to make the skull look more boney too!
Cassowrath
Evolves from Feistling after reaching high friendship
Shiny Cassowrath
Pro-tip: If you're struggling to find Feistling, consider placing down some campfires!
Tentango
Found in non-deep oceans, though you can also find it via fishing in beaches!
Shiny Tentango
Based on deep fried food!
Umamirage
Evolves from Tentango after learning the move Recycle
Shiny Umamirage
I will not be answering any inquiries on where it found such a big coconut