Max Verstappen was jubilant after pipping Lewis Hamilton in a tense shootout for the 2021 world title, but the battle took its toll. Red Bull advisor Helmut Marko claimed that the showdown was so draining on all involved, the Dutchman's F1 career may be cut short due to the physical and emotional demands of fighting it out with the Brit. At just 24-years-old, retirement may be a few years off for Verstappen just yet, but Express Sport looks at four contenders who Red Bull could start to think about if another gruelling contest with Hamilton unfolds in 2022: