This first video in the Ogre strategy guide series goes over Ogre's options for neutral. I didn't spend much time talking about assault itself, but assault and full jump j[C] are also important.
For the full written strategy guide:
https://docs.google.com/document/d/1onztDxfOCw0FBkNsO-Tigsu4K1h1x2JLFsWuDLhoGqw/edit?tab=t.0
For Ogre combos:
https://wiki.gbl.gg/w/Under_Night_In-Birth/UNI2/Ogre/Combos
For setups and advanced tech:
https://docs.google.com/document/d/1AeijLXMoJec7nW7ZaFLkzH8KnTre9kalwV0BdW5JFto/edit?usp=drivesdk