Just recently binged this show. I think it's potentially a good example of Gamma taking power from Betas, only to give it to Deltas after the fighting is over. At least, seems to be heading that way.

Mild spoilers maybe.

Harrow: SLE
Viren: EIE
Aaravos: IEI (kind of unfair to type him but I think IEI is mostly fine)

Sarai: ESI
Amaya: SLI

Callum: LIE
Rayla: ESI
Soren: SEE
Ezran: EII

Claudia: IEE
Opeli: LSE
Corvus: SLI
Lujanne: IEI