Group 1 - McDonald's is reintroducing its iconic Changeables Happy Meal toys, which transform from food items into robot or dinosaur characters, for a new generation [1][2] - The updated Changeables are based on designs from the original Happy Meal programs launched in 1987, 1989, and 1990, and were highly requested by customers on social media [4] - The return of these toys is part of a broader strategy by McDonald's to combine nostalgia, technology, and loyalty initiatives to adapt to changing consumer habits [5] Group 2 - McDonald's has recently implemented a value strategy, including the return of Extra Value Meals, which offer meal bundles at a 15% discount compared to purchasing items separately [9] - This value strategy has intensified competition in the fast-food industry, prompting rivals to enhance their own value offerings in response to McDonald's initiatives [8] - McDonald's shares have seen a 2.7% increase year to date, reflecting positive market response to its new strategies [6]