Some settings I found by observing games

settings.txt

Megasplit settings    |    Vanis    |    Gota    
----------------------+-------------+-------------
Recombine time        | 8 seconds   | 30 seconds 
Max player cells      | 64          | 64
Player start mass     | 2000        | 510
Min player split mass | 128         | 36
Min player eject mass | 36          | 52
Min playercell mass   | 10          | 10
Playercell decay rate | 0.001       | ~0.004
Min food mass         | 4           | 2
Max food mass         | 10          | 20
Virus amount          | 60          | 36
Virus mass            | 150         | 150
Mothercell amount     | 0           | 16
Mothercell min mass   | n/a         | 222
Mothercell max mass   | n/a         | 10000
Ejected mass loss     | 0           | 28
Ejected mass mass     | 16          | 26
Max connections       | 80          | 200
Close spawn           | Yes         | No
Map size              | 14142x14142 | 20000x20000