Hints
There is always extra utopium either in the trees, the utopium mine and in the sheriffs credits there is always one person with a utopium on his card. Also from the surprises.
Check the town hall when a question mark appears above it, you'll get a hint.
Characters you can't splice at the moment will be grey in the splicing menu.
Watch out for hearts appearing above your dwellings. You can use these to get extra rewards.

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?