The battle lines have been drawn. Now fans of the television show “Battlebots” can mimic its onscreen mayhem with Rumble Robots from Trendmasters. They’re small, colorful robots on wheels that have ...

St. Louis-based Trendmasters will launch its Rumble Robots battling robots toys this weekend at K-B Toy Stores in nine cities. The robots are powered by electronic power cards that have different ...