The default Affliction leveling build (wowforeverbuilds.com), 51 points, grouped by level range.
GIF1.Warlock.25522323131211350-0050032000000000000-0000000000000000
Levels 10–19
- from 10: Improved Corruption 5/5
- from 15: Improved Life Tap 2/2
- from 17: Improved Drains 3/3
Levels 20–29
- from 20: Fel Concentration 3/3
- from 23: Suppression 2/5
- from 25: Amplify Curse 1/1
- from 26: Nightfall 2/2
- from 28: Suppression 4/5
Levels 30–39
- from 30: Siphon Life 1/1
- from 31: Demonic Embrace 5/5
- from 36: Improved Voidwalker 3/3
- from 39: Soul Siphon 1/3
Levels 40–49
- from 40: Soul Siphon 3/3
- from 42: Improved Bane of Agony 2/2
- from 44: Shadow Mastery 5/5
- from 49: Curse of Exhaustion 1/1
Levels 50–59
- from 50: Suppression 5/5
- from 51: Fel Vitality 2/3
- from 53: Grim Reach 2/2
- from 55: Soul Harvest 2/2
- from 57: Pandemic 3/3
Levels 60–60
- from 60: Malevolence 1/5