Quote: "If I set a variable from g_Entity[e]['health'] in init wont it just be irrelevant in the future as g_Entity[e]['health'] will update while the variable is still the initial health?"
This doesn't matter when you make someone invulnerable/immortal.
Quote: "There must be more to it than that because he just dies in 1 shot now when Strength is set to 0"
You are right, there should be something misconfigured on your side, I tested it for you right now, and it works fine for me.
Do you change something on the fpe file?
Laptop: Lenovo - Intel(R) Celeron(R) CPU 1005M @ 1.90GHz
OS: Windows 10 (64) - Ram: 4 gb - Hd: 283 gb - Video card: Intel(R) HD Graphics
cpu mark: 10396.6
2d graphics mark: 947.9
3d graphics mark: 8310.9
memory mark 2584.8
Disk mark: 1146.3
Passmark rating: 3662.4