Pikanetwork uses custom plugins like the pokeball system or others gamemodes they use custom lobby mangement plugin and their own bedwars plugin and stuff like custom economy system core plugins security plugins and pikanetwork uses paid plugins and also proxy plugins aka they use velocity as their proxy server so they prob use custom proxy plugins and also custom crates like for example the mysterbox system in lobby or the levelup plugin the vouchers they also use plugins which are used in every server like luckperms, protocollib, Featherboard, Tebex, Nuvotifier which is a vote listener and a votingplugin that listens to votes and gives rewards to player which they configurated it so if i have to say pikanetwork uses luckperms nuvotifier custom plugins like mysterbox levelup, economy system lockettepro featherboard etc etc