The feMerge element for SVG specifies a composite of input image layers.
feBlend
feColorMatrix
feComponentTransfer
feComposite
feConvolveMatrix
feDiffuseLighting
feDisplacementMap
feDistantLight
feDropShadow
feFlood
feFuncA
feFuncB
feFuncG
feFuncR
feGaussianBlur
feImage
feMergeMode
feMorphology
feOffset
fePointLight
feSpecularLighting
feSpotLight
feTile
feTurbulence
filter
World Wide Web Consortium (W3C)