claws/inv build advice

Hello everyone,
Long time player,first time poster here.Just looking for input and suggestions on this build.I'm thinking of doing a respec since issue 19 is now upon us and not sure what i should do with this build as far as power choices.Or maybe i should just leave it as is with a few tweaks thrown in.Many thanks in advance and all help is appreciated.

Primary Power Set: Claws
Secondary Power Set: Invulnerability
Power Pool: Leaping
Power Pool: Fitness
Power Pool: Fighting
Power Pool: Leadership
Ancillary Pool: Body Mastery - Physical Perfection - Perf.Shifter+end mod - PerfShif. Proc - Miracle Proc -

Hero Profile:
Level 1: Swipe -- KntkC'bat-Acc/Dmg:35(A), KntkC'bat-Dmg/EndRdx:35(3), KntkC'bat-Dmg/Rchg:35(3), KntkC'bat-Dmg/EndRdx/Rchg:35(5), F'dSmite-Acc/Dmg/Rchg:40(5)

Level 1: Resist Physical Damage -- S'fstPrt-ResDam/Def+:30(A)

Level 2: Slash -- KntkC'bat-Acc/Dmg:35(A), KntkC'bat-Dmg/EndRdx:35(13), KntkC'bat-Dmg/Rchg:35(15), KntkC'bat-Dmg/EndRdx/Rchg:35(15), C'ngImp-Acc/Dmg/Rchg:50(17), Achilles-ResDeb%:20(17)

Level 4: Temp Invulnerability -- RctvArm-ResDam/EndRdx:40(A), RctvArm-ResDam/Rchg:40(11), RctvArm-ResDam/EndRdx/Rchg:40(11), RctvArm-ResDam:40(13), RctvArm-EndRdx:40(43)


Level 6: Dull Pain -- Dct'dW-EndRdx/Rchg:50(A), Dct'dW-Heal/Rchg:50(7), Dct'dW-Heal/EndRdx/Rchg:50(7), Dct'dW-Heal:50(9), Dct'dW-Rchg:50(9)

Level 8: Follow Up -- KntkC'bat-Acc/Dmg:35(A), KntkC'bat-Dmg/EndRdx:35(36), KntkC'bat-Dmg/Rchg:35(37), KntkC'bat-Dmg/EndRdx/Rchg:35(37), C'ngImp-Dmg/Rchg:50(37), C'ngImp-Acc/Dmg/Rchg:50(39)

Level 10: Combat Jumping -- LkGmblr-Rchg+:50(A), LkGmblr-Def/EndRdx:50(31), LkGmblr-Def:50(46)

Level 12: Swift -- Run-I:50(A)

Level 14: Health -- Mrcl-Rcvry+:40(A), Numna-Regen/Rcvry+:50(23), Numna-Heal:50(34)

Level 16: Unyielding -- Aegis-ResDam/EndRdx:50(A), Aegis-ResDam/EndRdx/Rchg:50(36), Aegis-ResDam:50(36)

Level 18: Focus -- Thundr-Acc/Dmg:50(A), Thundr-Dmg/EndRdx:50(19), Thundr-Dmg/Rchg:50(19), Thundr-Acc/Dmg/Rchg:50(21), Thundr-Acc/Dmg/EndRdx:50(21), Thundr-Dmg/EndRdx/Rchg:50(23)

Level 20: Stamina -- EndMod-I:50(A), P'Shift-EndMod:50(39), P'Shift-End%:50(39)

Level 22: Super Jump -- Zephyr-Travel:50(A), Zephyr-ResKB:50(45), Zephyr-Travel/EndRdx:50(50)

Level 24: Spin -- Erad-Dmg:30(A), Erad-Acc/Rchg:30(25), Erad-Dmg/Rchg:30(25), Erad-Acc/Dmg/Rchg:30(27), Erad-Acc/Dmg/EndRdx/Rchg:30(27), Erad-%Dam:30(34)

Level 26: Boxing -- Empty(A)

Level 28: Invincibility -- LkGmblr-Def/EndRdx:50(A), LkGmblr-Def:50(29), LkGmblr-Def/EndRdx/Rchg:50(29), Rec'dRet-ToHit:20(31), Rec'dRet-Pcptn:20(31)

Level 30: Tough -- RctvArm-ResDam/EndRdx:40(A), RctvArm-ResDam/Rchg:40(40), RctvArm-ResDam/EndRdx/Rchg:40(40), RctvArm-ResDam:40(40), RctvArm-EndRdx:40(42)

Level 32: Eviscerate -- Oblit-Dmg:50(A), Oblit-Acc/Rchg:50(33), Oblit-Dmg/Rchg:50(33), Oblit-Acc/Dmg/Rchg:50(33), Oblit-Acc/Dmg/EndRdx/Rchg:50(34), Oblit-%Dam:50(50)

Level 35: Tough Hide -- LkGmblr-Rchg+:50(A), LkGmblr-Def:50(45), LkGmblr-Def/Rchg:50(46)

Level 38: Weave -- LkGmblr-Def/EndRdx:50(A), LkGmblr-Def/EndRdx/Rchg:50(42), LkGmblr-Def:50(42), LkGmblr-Def/Rchg:50(43)

Level 41: Resist Elements -- Aegis-ResDam/EndRdx:50(A), Aegis-ResDam/Rchg:50(43), Aegis-ResDam:50(45)

Level 44: Resist Energies -- Aegis-ResDam:50(A), Aegis-ResDam/EndRdx:50(46), Aegis-ResDam/Rchg:50(48)

Level 47: Maneuvers -- LkGmblr-Def/EndRdx:50(A), LkGmblr-Def/Rchg:50(48), LkGmblr-Def:50(48), LkGmblr-Def/EndRdx/Rchg:50(50)

Level 49: Conserve Power -- RechRdx-I:50(A)

Couple things:

You REALLY want Spin, it's an awesome AoE.

You should slot Spin and Eviscerate with 4xEradication and 2xScirocco's for the E/N defense. Reason being, you resist the hell out of S/L damage, but don't resist E/N that much, so you should probably work on more defense to it.