Beatdown Dungeon: Demon Day (and its prequel). Both have strong single player campaigns and a memorable cast + a very hip-hop/urban art style. I strongly suggest trying them out every time someone asks me about an FG suggestion.
https://phil-airdash.itch.io/beatdown-dungeon-demon-day
https://phil-airdash.itch.io/beatdown-dungeon-demon-day
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https://store.steampowered.com/app/2371130/Duels_of_Fortune/
https://store.steampowered.com/app/1719690/MerFight/
https://store.steampowered.com/app/1492750/Mega_Knockdown/
https://thohil.itch.io/gamma-surge
https://52beatup.itch.io/52beatup
https://monochromesoft.itch.io/heatwave