Antonio Lopez Habas retained trust in the same set of players that won bragging right in the Kolkata derby over the weekend.
Lallianzuala Chhangte (41st) broke the deadlock with a powerful shot from a defensive error but VP Suhair (50th) restored parity before Chennaiyin captain Anirudh Thapa (74th) sealed the deal with a fine strike
Bengaluru remained on top with superior ball possession early on but Blasters had Jeakson Singh almost create a favourable chance under two minutes itself.
In a scintillating display, ATK Mohun Bagan scored through Roy Krishna (12th minute), Manvir Singh (14th) and Liston Colaco (23rd) as they did not allow SCEB the breathing space to make it three out of three in their ISL exchanges.
Nerijus Valskis (51', 61') was the hero of the match as he remained one shy of a perfect hat-trick, managing to first drive the ball with his left foot and then score via a header
It was Javi Hernandez (3rd, 51st minute) who led the charge for Odisha with a brace. While he rode on some luck for his first goal, the second was nothing short of breathtaking from just outside the box.
Vladimir Koman (66th minute) scored from the spot to give Chennaiyin a crucial lead, eventually sealing all three points
Igor Angulo struck two goals in his first match against his former club FC Goa as defending champions Mumbai City made a winning start to the 2021-22 ISL season.
Angulo continued from where he left last season with a fine outing, though against his former side, as he scored in the 33rd (penalty) and 36 minutes to help Mumbai City FC begin their campaign on a winning note.
The two sides have faced each other 18 times, with Mumbai City FC having won five matches, losing seven and drawing six
Croatian defender Franjo Prce (17th) scored a delightful opener for the Red and Golds while Peter Hartley (45+3) equalised at the stroke of half time for the Men of Steel.
SC East Bengal and Jamshedpur FC both stressed on the importance of winning the first match as they kick off their campaign in the Indian Super League on Sunday.
The game descended into a tactical battle with multiple substitutions from both sides, hampering the flow of the match later on.
ISL 2021-22: Brutal ATK Mohun Bagan lay down marker with victory over Blasters as expensive signings shine
Debutants Hugo Boumous and Liston Colaco score delectable goals as Mohun Bagan lay down the marker in the season opener.
ISL 2021-22: Boumous' brace helps ATK Mohun Bagan begin season with commanding win over Kerala Blasters
Hugo Boumous (3', 39'), Roy Krishna (27' P) and Liston Colaco (50') were among the goals as last season's runners-up began the eighth edition with a 4-2 win
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ISL 2021-22: ATK Mohun Bagan-Kerala Blasters clash kicks off new season, Indian players in focus under 3-1 rule
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Joao, who served as one of the vice captains in the previous season, will be joined by goalkeeper Laxmikant Kattimani and striker Bartholomew Ogbeche to form the leadership group at the club