>>2007532
You don't see the difference because you're not a coder. Try reading BuildingBlocks scripts (that's what you mistakenly call Lua scripts in League).
Compare this
https://gitgud.io/skelsoft/brokenwings/-/raw/master/Content/GameClient/DATA/Spells/Crystallize.lua
to that
https://gitgud.io/skelsoft/brokenwings/-/raw/master/Content/AvLua-Converted/Characters/Anivia/Crystallize.cs
And also try debugging and measuring performance.