Sorcerer Eldritch Knight enhancements

Tier One
Requires Eldritch Strike, Sorcerer Level 1

Tier Two
Requires Sorcerer Level 2, 5 APs spent in tree

Tier Three
Requires Sorcerer Level 3, 10 APs spent in tree

Tier Four
Requires Sorcerer Level 4, 20 APs spent in tree

Tier Five
Requires Sorcerer Level 5, Character Level 12, 30 APs spent in tree