Amazon.com: LEGO Star Wars Geonosian Cannon : Toys & Games
Barriss Offee 8091 9491 Jedi Knight Star Wars LEGO® Minifigure Mini Figure | eBay
LEGO Minifigure - Star Wars - BARRISS OFFEE with Lightsaber - Walmart.com
LEGO MOC Barriss Offee's Delta-7B Starfighter by RendiliBricks | Rebrickable - Build with LEGO
Until we get an official continuation of Barris Offee's story, my headcanon is that Palpatine kept her as a backup apprentice in case Anakin refused to join him : r/legostarwars