We spotted Warren Buffett on everything from boxes of chocolate to rubber ducks. Theron Mohamed/Business Insider Warren Buffett may be out as CEO, but he's still central to Berkshire Hathaway's image. The iconic investor appeared on all manner of products at Berkshire's shareholder shopping day. We spotted a muppet-like Buffett embracing a giant rat, and a product dubbed "Warren's Oracle Orb." Warren Buffett may have retired as Berkshire Hathaway's CEO, but he's still the face of the company. Business Insider is on the ground for Berkshire's annual meeting on Saturday, and ahead of the start of proceedings, we went hunting for the best Buffett merch ahead. We spotted the " Oracle of Omaha " on T-shirts, tote bags, tea towels, plush toys, rubber ducks, and more. Roughly two dozen of Berkshire's subsidiaries — including Geico, Nebraska Furniture Mart, and BNSF Railway — set up shop on Friday and Saturday in the CHI Health Center, the venue for its annual shareholder meeting in Buffett's hometown of Omaha.…