The Old Man of Gerson Deltarune is a colossal, pleasant nation, renowned for its burgeoning turtle population. The hard-working population of 2.712 billion darkners have some civil rights, but not too many, enjoy the freedom to spend their money however they like, to a point, and take part in free and open elections, although not too often.

The relatively small government juggles the competing demands of Law & Order, Defense, and Welfare. The average income tax rate is 17.1%.

The Study Room economy, worth 123 trillion dark golds a year, is led by the Trout Farming industry, with major contributions from Beef-Based Agriculture, Basket Weaving, and Retail. Average income is 45,539 dark golds, and evenly distributed, with the richest citizens earning only 3.6 times as much as the poorest.

Crime is relatively low, thanks to a capable police force and progressive social policies in education and welfare. Gerson Deltarune's national animal is the turtle.

Gerson Deltarune is ranked 201,146^th in the world and 17^th in Dark World for Highest Average Incomes, with 45,539.59 Standard Monetary Units.