On 3 January 2008 Levski and Hapoel Tel Aviv agreed on the transfers of Elin Topuzakov and Dimitar Telkiyski.

During 2009/2010 season, the Levski's team started their European campaign with 9:0 (on aggregate) in the second Qualifying round of Champions League against UE Sant Julià.

In 2009/2010 season, after couple of bad games and results, Levski however achieved qualifying for UEFA Europa League becoming 3rd in the final ranking.

On 10 August 2010 he and his teammate Dimitar Telkiyski once again relocated to Israel, to join Hapoel Ramat Gan.

In March 2014, Topuzakov was unveiled as the new manager of Levski Sofia when Antoni Zdravkov stepped down (mainly for health reasons).

[5] In October 2019, Topuzakov joined Georgi Dermendzhiev's coaching staff, becoming assistant manager of Bulgaria.

[8] Topuzakov is part of an exclusive list of players with over 20 appearances in The Eternal Derby of Bulgaria – he has participated in 23 league editions of the rivalry.

[9] He was also the player with the most appearances for (a) Bulgarian team(s) in European competitions (65) until his record was surpassed by former teammate Hristo Yovov on 19 July 2012 – in Levski Sofia's 1–0 home win over Bosnian club FK Sarajevo in a UEFA Europa League match.

[11] Together with Krasimir Bezinski and Momchil Tsvetanov he also holds the record for the most times an individual player has won the Bulgarian Cup – 6.