Here is the build I have planned out for my MM. I would love some feedback on this as I never played a MM on live.
Villain Plan by Mids' Villain Designer 1.962
http://www.cohplanner.com/
Click this DataLink to open the build!
Level 50 Magic Mastermind
Primary Power Set: Demon Summoning
Secondary Power Set: Time Manipulation
Power Pool: Fighting
Power Pool: Leaping
Power Pool: Leadership
Power Pool: Speed
Ancillary Pool: Mace Mastery
Villain Profile:
Level 1: Corruption
(A) Overwhelming Force - Accuracy/Damage
(45) Overwhelming Force - Accuracy/Damage/Endurance
(50) Overwhelming Force - Accuracy/Damage/Endurance/Recharge
Level 1: Time Crawl
(A) Curtail Speed - Endurance/Recharge/Slow
(42) Curtail Speed - Accuracy/Slow
(43) Curtail Speed - Damage/Slow
(43) Curtail Speed - Accuracy/Endurance
(43) Curtail Speed - Range/Slow
Level 2: Summon Demonlings
(A) HamiO:Nucleolus Exposure
(3) Soulbound Allegiance - Damage/Endurance
(3) Soulbound Allegiance - Chance for Build Up
(5) Edict of the Master - Defense Bonus
(5) Soulbound Allegiance - Accuracy/Damage/Recharge
(7) Soulbound Allegiance - Damage/Recharge
Level 4: Temporal Mending
(A) Panacea - Heal/Endurance
(7) Panacea - Endurance/Recharge
(9) Panacea - Hea/Recharge
(9) Panacea - Heal/Endurance/Recharge
(11) Panacea - Heal
(11) Panacea - +Hit Points/Endurance
Level 6: Enchant Demon
(A) Empty Level 8: Crack Whip
(A) Positron's Blast - Accuracy/Damage
(31) Positron's Blast - Damage/Endurance
(33) Positron's Blast - Damage/Recharge
(33) Positron's Blast - Damage/Range
(33) Positron's Blast - Accuracy/Damage/Endurance
(34) Positron's Blast - Chance of Damage(Energy)
Level 10: Temporal Selection
(A) Preventive Medicine - Heal
(13) Preventive Medicine - Heal/Endurance
(13) Preventive Medicine - Endurance/RechargeTime
(25) Preventive Medicine - Heal/RechargeTime
(25) Preventive Medicine - Heal/RechargeTime/Endurance
(31) Preventive Medicine - Chance for +Absorb
Level 12: Time's Juncture
(A) Tempered Readiness - Accuracy/Endurance
(34) Tempered Readiness - Endurance/Recharge/Slow
(34) Dark Watcher's Despair - To Hit Debuff/Recharge
(36) Dark Watcher's Despair - To Hit Debuff/Recharge/Endurance
(36) Dark Watcher's Despair - To Hit Debuff/Endurance
(36) Dark Watcher's Despair - Chance for Recharge Slow
Level 14: Summon Demons
(A) Superior Mark of Supremacy - Damage
(15) Superior Mark of Supremacy - Accuracy/Damage
(15) Superior Mark of Supremacy - Endurance/Pet +Resist +Regen
(17) Expedient Reinforcement - Accuracy/Damage/Recharge
(17) Expedient Reinforcement - Accuracy/Damage
(19) Expedient Reinforcement - Endurance/Damage/Recharge
Level 16: Distortion Field
(A) Unbreakable Constraint - Hold
(46) Unbreakable Constraint - Hold/Recharge
(46) Unbreakable Constraint - Accuracy/Hold/Recharge
(46) Unbreakable Constraint - Accuracy/Recharge
(48) Unbreakable Constraint - Endurance/Hold
Level 18: Hell on Earth
(A) Call to Arms - Defense Bonus Aura for Pets
(19) Expedient Reinforcement - Resist Bonus Aura for Pets
(21) Call to Arms - Accuracy/Recharge
(21) Call to Arms - Accuracy/Damage/Recharge
(23) Call to Arms - Endurance/Damage/Recharge
(23) Expedient Reinforcement - Endurance/Damage/Recharge
Level 20: Boxing
(A) Empty Level 22: Tough
(A) Empty Level 24: Combat Jumping
(A) Defense Buff IO
(37) Defense Buff IO
(40) Defense Buff IO
Level 26: Summon Demon Prince
(A) HamiO:Nucleolus Exposure
(27) Superior Command of the Mastermind - Accuracy/Damage/Endurance/Recharge
(27) Superior Command of the Mastermind - Recharge/Pet +AoE Defense Aura
(29) Overwhelming Force - Damage/Chance for Knockdown/Knockback to Knockdown
(29) Sovereign Right - Resistance Bonus
(31) Ghost Widow's Embrace - Chance of Damage(Psionic)
Level 28: Maneuvers
(A) Defense Buff IO
(37) Defense Buff IO
(37) Defense Buff IO
Level 30: Assault
(A) Empty Level 32: Abyssal Empowerment
(A) Empty Level 35: Slowed Response
(A) Exploited Vulnerability - Defense Debuff
(45) Exploited Vulnerability - Defense Debuff/Recharge
(45) Exploited Vulnerability - Defense Debuff/Recharge/Endurance
Level 38: Chrono Shift
(A) Regenerative Tissue - Heal/Endurance
(39) Regenerative Tissue - Endurance/Recharge
(39) Regenerative Tissue - Heal/Endurance/Recharge
(39) Regenerative Tissue - Heal/Recharge
(40) Regenerative Tissue - +Regeneration
(40) Recharge Reduction IO
Level 41: Weave
(A) Defense Buff IO
(42) Defense Buff IO
(42) Defense Buff IO
Level 44: Super Jump
(A) Empty Level 47: Scorpion Shield
(A) Defense Buff IO
(48) Defense Buff IO
(48) Defense Buff IO
Level 49: Hasten
(A) Recharge Reduction IO
(50) Recharge Reduction IO
(50) Recharge Reduction IO
Level 1: Brawl
(A) Empty Level 1: Prestige Power Dash
(A) Empty Level 1: Prestige Power Slide
(A) Empty Level 1: Prestige Power Quick
(A) Empty Level 1: Prestige Power Rush
(A) Empty Level 1: Prestige Power Surge
(A) Empty Level 1: Sprint
(A) Empty Level 1: Supremacy
Level 2: Rest
(A) Empty Level 4: Ninja Run
Level 2: Swift
(A) Empty Level 2: Health
(A) Empty Level 2: Hurdle
(A) Empty Level 2: Stamina
(A) Empty ------------