[9] The organization was founded in Denmark on 26 August 2016 by with the initial roster being composed of future Astralis in-game leader Lukas "gla1ve" Rossander, Michael "Friis" Jørgensen, Valdemar "valde" Vangså, Marco "Snappi" Pfeiffer, and Andreas "MODDII" Fridh.

[11][12] On 11 April 2022, Heroic won ESL Pro League Season 13 and qualified for the BLAST Premier World Final 2021 after Casper "cadiaN" Møller won a one-versus-four against Gambit Esports in the grand finals of the tournament.

[33] Two days later, on 25 October, Heroic announced the temporary benchings of Martin "stavn" Lund and Jakob "jabbi" Nygaard following claims that the pair allegedly demanded the removal of cadiaN in exchange for contract extensions, before communicating their intentions to join Astralis.

[35][36] On 30 October 2023, ahead of Blast Premier Fall Final 2023, Heroic announced that cadiaN would return to the roster for the tournament as a stand-in.

[37] Two days later, Heroic confirmed their roster for the event, after naming Rasmus "Zyphon" Nordfoss as a stand-in, signing on loan from Sprout.

[38] Heroic lost in the opening round of the tournament in a 2-0 loss against Team Vitality, before defeating Astralis to qualify for the quarter-finals.

[53] On 10 January 2025, Heroic announced the signing of Sangal's core, featuring Swedish players Linus "LNZ" Holtäng and Simon "yxngstxr" Boije, as well as Turkish player Yasin "xfl0ud" Koç, in addition to Álvaro "SunPayus" García and Andrey "tN1R" Tatarinovich.

Heroic also named Linus "nilo" Bergman and Pavle "Maden" Bošković as substitues ahead of Blast Bounty Season 1.