Dark Sonic
Smash Hero
You can ledgehop neutral B and regrab the ledge with Marth.
You let go of the ledge and side B and regrab the ledge with Marth (if you have your floaty side B). You can ledgehop bair and side B towards the ledge to regrab as well.
You let go of the ledge and side B and regrab the ledge with Marth (if you have your floaty side B). You can ledgehop bair and side B towards the ledge to regrab as well.