Hume played a prominent role in Blaster's run to the final in the inaugural edition of the Indian Super League (ISL) in 2014 and was a huge hit with the fans.
The top two teams at the end of the league stage will automatically qualify for the semifinals. Teams finishing among third and sixth will feature in a single-leg play-off to determine the other two semifinalists.
The 45-year-old Serb opens up about the new signings, expectations from his players and strategies for the upcoming ISL in a chat with Malayala Manorama.
The reserve team will be competing in the upcoming Durand Cup and Calcutta Football League Premier Division.
The ISL side will travel to the United Arab Emirates by mid-August.
Kaliuzhnyi becomes Blasters' third foreign signing of the summer after striker Apostolos Giannou and defender Victor Mongil.
'Found my forever and made it official,' tweeted Sahal.
The Uruguayan took to Instagram to share the sad news.
The 21-year-old has penned a multi-year deal that keeps him at the club until 2025.
Florentin last played for French Ligue 2 club FC Sochaux-Montbeliard where he still had one-year left in the contract.