Icebreaker invests into companies and teams with domain expertise. They don’t invest into pure game companies, but gaming technology can be interesting.
Butterfly Ventures is a Finnish early stage deeptech hardware investor. In cases that are software-focused, they have to have a hardware angle, such as driving increased hardware sales.
On a rare occasion they invest in the idea stage.
Their sweet spot is €100k for very early stage companies and €300-500k for early (seed) stage ones.