Hammond in his mutated state exhibits genius level intellect, potent telepathic and telekinetic abilities[REF] including mind reading, mind control, astral projection, levitation, projecting harmful psionic blasts, moving matter with his mind and on occasion displays the ability to absorb and mentally redirect Green Lantern's emerald plasma.
As the host of Ophidian, he has access to the powers of an Orange Lantern, without needing an orange power ring to access them.