Tier lists make little sense in EU4, since they require consistent starting situations and consistent win conditions, and EU4 has neither.7 ideas: +2 colonists (so other people's colonies are just bonuses and I can quickly dominate trade nodes and get over to India) +10% discipline The most broken 800 point Custom Nation you can create
Here's a typical colony-blobbing militaristic-focused setup - inexact but you get the idea as to priority and style): Traditions: +20% infantry combat.
Depending on the difficulty selected the number of points available changes between 50. In the options it's possible to set the custom nation's difficulty. However, their national ideas do not change even if the decision would normally cause this to happen. Player-controlled custom nations may take decisions that form nations if they meet the conditions. When playing at a later start date, custom nations do not start with any idea groups. Home Eu4 custom nation ideas tier list Nation designer - Europa Universalis 4 Wik