The other person who will be followed with a lot of intent is comeback man Yuvraj Singh, who is expected to figure crucially in Virat Kohli's scheme of things for the Champions Trophy.
Left-arm speedster Ashish Nehra coming back from a surgery will like to hit the straps as his skills will be needed in England, if he can remain fit for the next five months.
But cynosure of all eyes will certainly be the Jharkhand dasher.
Not always does a warm-up game become an emotional affair and Dhoni is the last person to show any emotions but it does become special when Virat Kohli says that the first thing that comes to mind when one mentions MS Dhoni is 'Captain'.
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For Dhoni, the match will give a chance for some real time simulations as he has not played any competitive cricket for more than 70 days since the New Zealand series that ended in October.
For England, hammered 0-4 in the Test series, a welcome Christmas break would have certainly helped as nine of the Test team members are set to comeback for the six-match limited overs series.
Nine members of the vanquished Test squad have returned to play under Morgan who was himself not part of the defeated team led by Alastair Cook who is, in turn, not part of the ODI and T20 party.
Root, who has stayed back for the birth of his first child, is expected to join the squad here on January 12, the day the visitors will play their second warm-up game against an India A squad to be held by the fit-again Ajinkya Rahane.
India A (first match): Mahendra Singh Dhoni (captain), Shikhar Dhawan, Mandeep Singh, Ambati Rayudu, Yuvraj Singh, Hardik Pandya, Sanju Samson, Kuldeep Yadav, Yuzvendra Chahal, Ashish Nehra, Mohit Sharma, Siddharth Kaul.
England: Eoin Morgan (captain), Moeen Ali, Jonny Bairstow, Jake Ball, Sam Billings (Kent), Jos Buttler Liam Dawson, Alex Hales, Liam Plunkett, Adil Rashid, Joe Root, Jason Roy, Ben Stokes, David Willey and Chris Woakes.