Prince of Persia 2D title in development using UbiArt engine

A new Prince of Persia is in development at Ubisoft, according to rumors, and it's being built using the UbiArt engine.

Prince Of Persia Code Review Part 1

Michel Ancel Outlines Creative Philosophy and Acknowledges That Rayman Legends Is a Risk

Prince of Persia - Gematsu

Prince of Persia: The Shadow and The Flame leaps to mobile 'soon

Rayman 4: Darkness Returns, Idea Wiki

Prince of Persia (2008) – Hardcore Gaming 101

Report: New Prince of Persia using Rayman Legends engine in development - GameSpot

Prince of Persia - Gematsu

GC 2008: Prince of Persia Preview

Gravity Falls: Legend of the Gnome Gemulets Gets a 3DS Release Date