Oracle of Lore 1/Ninja 2/Paladin with Oath of vengence! Focus Cha, Str, Con. Dump Dex & Wis. Keep Int at least 10, higher if not human. Want Cha about 20( you could go 18 then Cha Headband, then focus on Str. Con is only important if you survive between hits and Heals. Revelation: Side Step Secret. Ninja Trick: Forgotten Trick - this ads versatility, but its not the reason for 2nd lvl ninja, Ki pool & extra attacks per round is. Paladin for the win. Focus feats on melee, Power attack, Furious Focus. Also pick up Greater Mercy, so you will be able to heal inbetween all the hits. Get Int up to 13 and you can pick up Unsanctioned Knowledge and add Bard spells to your Paladin Spell list.
Otherwise trick out all your feats for Offense. Maybe pick up a few fighter levels to help with this.