My question is: What exactly are you trying to achieve with these variant rules? It seems you're making spells more powerful at the cost of cantrips, but why?
Fighter 1/Favoured Soul Sorcerer 6
Haste yourself, have 2 basic greatsword attacks, a haste basic attack, and a quicken GFB when you want. That's four possible greatsword attacks at level 7. From here on go to whatever class you want or keep leveling sorcerer to have more sorcery points
Say you were playing a melee class focusing on melee combat, which stat would you choose to melee with? We all know Dex is useful in a ton of situations, but can Str even be considererd balanced?
Assuming +5 for either stat:
Strength means you can achieve a slightly higher AC with plate...
Sadly Green Flameblade only allows you to get one weapon attack even if you have extra attack, but it does open up some interesting possibilities for a Dragon Sorcerer gish rather than a Favoured Soul, since after level 5 it's an extra d8+mod of damage which is almost equivalent to another...
Updated the post to better reflect what a Gish is. As far as Favoured Soul goes the thing people think is too strong is the extra spells known but that aspect of the favoured soul isn't very important to the build, only the second attack is, so it's not too important if the first bit of it gets...
My question is, what's the best way to minmax a gish (IE a caster/melee hybrid)? The way I see it, there's a few options using the standard point buy. All of these have high AC and should be quite powerful in melee. The downside is that their off-stats suffer given the MAD nature of gishes...