ColorKeyframeContainer Manages and hold keyframes specifically for color-tweening.
 Keyframe Used by KeyframeContainers to set a point for a change in value during a tween.
 KeyframeContainer Manages and holds all keyframes for MotionControllers.
 MotionController Virtual motion editor that creates tweens similar to that of a timeline with keyframes.
 MultiController Manages multiple MotionControllers under one controller for a single target.
 PhysicsMultiController An extension of a MultiController specifically for Physics objects.