Kumlakar, what are you doing? That's sub par compared to other mesmer builds for PVE. Depending on your sunspear rank you can,

low sun spear:
Signet of illusions, cry of pain, arcane echo, power drain, drain enchantments, wandering eye, ether nightmare, res (if you go monk get the other rez)

high sun spear:
Echo, Arcane Echo, Ether Nightmare, Cry of Pain, Power Drain, Drain enchantments (or Signet of lesser energy if youre a M/E), Wandering Eye, and Ressurection Chant (or Ressurection signet if youre a M/E)