Half-Elf Subclasses 1 Aquatic Half-Elf. Swimming Speed: Swimming speed is almost never worth giving up two skill proficiencies. ... 2 Drow Half-Elf. ... 3 High Half-Elf. ... 4 Mark of Detection Half-Elf. ... 5 Mark of Storm Half-Elf. ... 6 Wood Half-Elf. ...