Thanks for the feedback, made a few adjustments to my build that keeps me with perma-hasten and almost perma Seer as well.
Hero Plan by Mids' Hero Designer 1.962 http://www.cohplanner.com/
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Level 50 Magic Controller Primary Power Set: Darkness Control Secondary Power Set: Darkness Affinity Power Pool: Flight Power Pool: Speed Power Pool: Leadership Ancillary Pool: Soul Mastery
Hero Profile: Level 1: Dark Grasp -- Lck-Acc/Hold(A), Lck-Acc/Rchg(7), Lck-Rchg/Hold(9), Lck-EndRdx/Rchg/Hold(9), Lck-Acc/EndRdx/Rchg/Hold(11), Lck-%Hold(11) Level 1: Twilight Grasp -- TchoftheN-Heal(A), TchoftheN-%Dam(40), TchoftheN-Heal/HP/Regen/Rchg(43), TchoftheN-Acc/Heal(45), TchoftheN-Acc/EndRdx/Heal/HP/Regen(50), TchoftheN-Acc/EndRdx/Rchg(50) Level 2: Living Shadows -- Rgn-Dmg(A), Rgn-Dmg/Rchg(3), Rgn-Acc/Dmg/Rchg(3), Rgn-Acc/Rchg(5), Rgn-Knock%(5) Level 4: Tar Patch -- RechRdx-I(A) Level 6: Possess -- MlsIll-Dam%(A), MlsIll-Acc/Rchg(7), MlsIll-Acc/Conf/Rchg(40), MlsIll-Acc/EndRdx(46), MlsIll-Conf/Rng(46) Level 8: Fearsome Stare -- Acc-I(A) Level 10: Darkest Night -- DarWtcDsp-ToHitDeb/Rchg(A), DarWtcDsp-ToHitdeb/Rchg/EndRdx(40), DarWtcDsp-Rchg/EndRdx(43), DarWtcDsp-ToHitDeb/EndRdx(43), DarWtcDsp-Slow%(45) Level 12: Heart of Darkness -- AbsAmz-Stun/Rchg(A), AbsAmz-Acc/Stun/Rchg(15), AbsAmz-Acc/Rchg(31), AbsAmz-EndRdx/Stun(34), AbsAmz-ToHitDeb%(37) Level 14: Fly -- Frb-Fly(A) Level 16: Shadow Fall -- LucoftheG-Def/EndRdx(A), LucoftheG-Def/EndRdx/Rchg(17), LucoftheG-Def(17), LucoftheG-EndRdx/Rchg(19), LucoftheG-Def/Rchg(19), LucoftheG-Rchg+(36) Level 18: Howling Twilight -- RechRdx-I(A) Level 20: Haunt -- ExpRnf-Acc/Rchg(A), ExpRnf-Acc/Dmg(21), ExpRnf-Dmg/EndRdx(21), ExpRnf-Acc/Dmg/Rchg(27), ExpRnf-EndRdx/Dmg/Rchg(27), ExpRnf-+Res(Pets)(45) Level 22: Fade -- ShlWal-Def/EndRdx(A), ShlWal-EndRdx/Rchg(23), ShlWal-Def/Rchg(23), ShlWal-Def/EndRdx/Rchg(25) Level 24: Hover -- BlsoftheZ-ResKB(A), BlsoftheZ-Travel(25) Level 26: Shadow Field -- SprWiloft-Acc/Conf/Hold/Immob/Sleep/Stun/Fear(A), SprWiloft-Conf/Hold/Immob/Sleep/Stun/Fear/Rchg(37), SprWiloft-EndRdx/Rchg(37), SprWiloft-Acc/Conf/Hold/Immob/Sleep/Stun/Fear/EndRdx(39), SprWiloft-Acc/Conf/Hold/Immob/Sleep/Stun/Fear/EndRdx/Rchg(39), SprWiloft-Rchg/Dmg%(39) Level 28: Soul Absorption -- PrfShf-EndMod/Acc/Rchg(A), PrfShf-Acc/Rchg(29), PrfShf-EndMod/Acc(29), PrfShf-EndMod/Rchg(31) Level 30: Hasten -- RechRdx-I(A), RechRdx-I(31) Level 32: Umbra Beast -- SlbAll-Dmg(A), SlbAll-Dmg/Rchg(33), SlbAll-Acc/Dmg/Rchg(33), SlbAll-Acc/Rchg(33), SlbAll-Dmg/EndRdx(34), SlbAll-Build%(34) Level 35: Dark Embrace -- Ags-ResDam/EndRdx(A), Ags-ResDam/EndRdx/Rchg(36), Ags-ResDam(36), Ags-Psi/Status(46) Level 38: Assault -- EndRdx-I(A) Level 41: Dark Servant -- CldSns-ToHitDeb(A), CldSns-Acc/ToHitDeb(42), CldSns-ToHitDeb/EndRdx/Rchg(42), CldSns-%Dam(42) Level 44: Soul Drain -- Acc-I(A) Level 47: Summon Seer -- CaltoArm-Acc/Rchg(A), CaltoArm-Acc/Dmg(48), CaltoArm-Dmg/EndRdx(48), CaltoArm-Acc/Dmg/Rchg(48), CaltoArm-EndRdx/Dmg/Rchg(50) Level 49: Afterburner -- Rct-ResDam%(A) Level 1: Brawl -- Empty(A) Level 1: Containment Level 1: Prestige Power Dash -- Empty(A) Level 1: Prestige Power Slide -- Empty(A) Level 1: Prestige Power Quick -- Empty(A) Level 1: Prestige Power Rush -- Empty(A) Level 1: Prestige Power Surge -- Empty(A) Level 1: Sprint -- Empty(A) Level 2: Rest -- Empty(A) Level 4: Ninja Run Level 2: Swift -- Empty(A) Level 2: Health -- Pnc-Heal/+End(A), Mrc-Rcvry+(15) Level 2: Hurdle -- Empty(A) Level 2: Stamina -- PrfShf-End%(A), PrfShf-EndMod(13), PrfShf-EndMod/Rchg(13) Level 50: Nerve Radial Paragon Level 50: Void Core Final Judgement Level 50: Spectral Radial Flawless Interface Level 50: Carnival Radial Superior Ally Level 50: Ageless Core Epiphany Level 50: Support Core Embodiment ------------