This is a paid asset, but now you can download UFE 2 LITE Free.
Detail this asset from Unity Store: Original Link
UFE 2 LITE v2.4.0 (Latest version)
Universal Fighting Engine (UFE) is a framework for developing both 2D and 2.5D fighting games using a variety of easy-to-use tools and editors.
Give it a try, click here to play or download the demo.
Feature Spotlight:
– User friendly editors
– Story mode
– Mecanim and Legacy animation support
– Easy character setup
– Simple A.I. support
– Combo system
– Grappling move support
– Custom input manager
– Cinematic options
– Compatible with Unity GUI
– Open source GUI Scripts
– Mobile friendly
– Extended coding support
– 4 Characters and over 150 animations included
What is new on 2.x:
– Custom Hitbox Editor
– Multi-gauge
– Diagonal inputs
– Full support for resource loaded assets
– And more…
Supported Addons:
– Control Freak
– cInput
– Rewired
Other Links:
– Official Unity thread
– Youtube
– Forum
– Patreon
Read about the different versions of UFE here.