The character can create energy constructs which detonate within a limited timespan. Examples would include "bombs" such as used by Meltdown, and "Firewords" such as used by Jubilee.

Controling the intensity of Cold Powers.  This could include ice formation and manipulation, or temperature control within a limited area.

Collect and store any kind of energy.  Effects could include diffusing energy attacks and power emissions.

The ability to summon a physical manifestation of one of the elements (water sprite, air fairy, salamander, etc)

Controls existing flames.

Creation of flames and control over flames created, but not existing flames.

Teh ability to control the effects of gravity within a certain limited field of influence

The ability to manipulate existing water

The ability to generate water

Generation of a Kinetic Energy "bolt", which may be "thrown" at a target. 

Controlling existing light to form crude holographic imaging.  Can include altering perceived color.  May NOT be used to simulate invisibility or "fine imagery"

Generation/Creation of Light

Characters may create physical weaponry, such as clubs and swords (but not guns, etc.), through sheer force of psionic power

The ability to completely negate sound within a limited sphere of influence

Generation of sound waves to perform feats, such as flight and damage attacks.  Does not include manipulation of existing sound.

Controlling existing sound to mute or magnify sounds. 

Control heat waves to intensify or lessen temperatures within a limited area