7s on Fire looks like a classic slot machine from the 1980s - but on fire. Barcrest have attempted to turn up the heat in this slot by setting the reels against a backdrop of flames, with the slot's signature 7s also on fire. The slot's symbols will be familiar to players who enjoy retro fruit slots, with 7s, bars, bells, stars, and fruits including watermelons and cherries filling up the reels. 7s on Fire my have been released in 2020, but it's got more in common with classic 1980s slots than most new releases.