Then here’s the question:
I <3 martial classes in 5e because they synergize in fun ways Caster classes don't, since you lose access tohigh-level spells the game expects you to have
How could multiclass caster classes work without losing important level 6-8 spells?
— Craig Brown (@CraigBCBrown) October 9, 2017
it's tricky to balance – would need to lose some class features, because those spells are so good. limited to 1 slot each for a reason.
— Mike Mearls (@mikemearls) October 9, 2017