Posted a 
higher level character... to see how it scales....
It's not a fast process, but it does produce a very readable math sheet.
I think we need to have more developed powers lines personally but I'm not sure how to do that in the wiki format yet....
[sblock=Sample powers]
Rod of Corruption  (Free!)  ✦ Item
 Crit: +1d6 damage
Property: Whenever your pact boon is triggered, instead of taking its normal benefit you can transfer your Warlock’s Curse to each enemy within 5 squares of the original target.
 Dire Radiance (standard; at-will) ✦ Arcane, Implement, Radiant 
Range 10 | +7 vs Fort | 
Hit: 1d6+5 radiant damage
Special: If the target moves nearer to Yanwer on its next turn it takes an extra 1d6+5 radiant
   
 Eldritch Blast (standard; at-will) ✦ Arcane, Implement
Range 10 | +7 vs Ref | 
Hit: 1d10+5
Special: Basic ranged
 Eyebite (standard; at-will) ✦ Arcane, Charm, Implement, Psychic
Range 10 | +6 vs Will | 
Hit: 1d6 + 4 psychic damage, and Yanwer is 
invisible to the target until the start of his next turn. 
Starlock power from web enhancement cold and freeze(standard; encounter) ✦ Arcane,  Implement
Range 10 | +7 vs Will(?)| 
Hit: 2d12+4 psychic damage and slow target 
Etherial Stride (move; encounter) ✦ Arcane, Teleport
Personal | 
Effect: Teleport 3 squares, and gain a +2 power bonus to until end of next turn..
Frigid Darkness (standard; encounter) ✦ Arcane, Cold, Fear, Implement
Range 10 | +7 vs Fort | 
Hit: 2d8+5 damage and target 
AC -3 & 
grants combat advantage to you and all allies until end of next turn.
Armor of Agathys (standard; daily) ✦ Arcane, Cold
      Personal | 
Effect:  Gain 13 temporary hit points. Until the end of  the encounter, an 
enemy that starts its turn adjacent to Yanwer takes 1d6 + 5 cold damage.
Bloodcut Leather Armor (minor; daily)  ✦ Healing, Item
  Power (Healing Surge): While you are bloodied, use this armor to gain resist 10 to all damage until the end of your next turn.
Cloak of Resistance  (minor; daily)  ✦ Item
Effect: Gain resist 5 to 
all damage until the start of your next turn.
Ironskin Belt  (minor; daily)  ✦ Item
Effect: Gain resist 5 to all 
weapon damage until the end of your next turn.[/sblock]