WizLock Blaster

Endgame blaster Evocation wiz/ Hexblade lock

your evocation spells get additional damage equal to your int modifier at lvl 10 evo wizard and your eldritch blast gets this bonus to as it is an evocation spell and it also gets damage from your charisma modifier thanks to the second level eldritch invocations.

You go devils sight for your second invocation to see in magical and non magical darkness, whcih you can cast for free using your drow darkness or a level 2 spell slot, reaches 20 AC with mage armor and the wavemother cloak buff.

can use a level 5 spell slot once per long rest to get a big earth elemental for tanking and he has multi strike against prone targets which you will always have thanks to spine shudder amulet applying reverb on spell attack hit from your eldritch blast or scorching rays. hitting with fire damage gets you stacks of arcane acuity which makes it harder and harder to resist your spells, use hex with your level 1 warlock spells to get even more damage on multi hit attacks or even stacking with the hexblades cures to get additional proficiency modifier damage. Finally the Spell might gloves add an additional 1d8 to all spell attack rolls which beefs up your eld blast and scorching ray even more, both of these spells can crit too