Narm Charm: Some of the death cries are tragically hilarious, particularly Admiral Benson's cry from the skirmish mode, "Commander, you left us high and dry you sorry shi...", as well as Blackwell from the campaign, "Come and get me... insect... BASTARDS!"
That One Level: "Mission 7: Supply Lines" is a long and and grueling slog through a mostly linear map. To add insult to injury, this mission has next to no dialogue or plot development, making it come off as Filler.
What Could Have Been: A sequel, named Conquest 2: Vyrium Uprising was announced, introducing a fourth race, the titular Vyrium, whose heavily-armored ships specialize in "up close and personal" combat, but the developer then went bankrupt. Some time later, a Kickstarter campaign was initiated by some of the original creators, who claimed that the game was 50% finished, but the campaign was cancelled, when it became clear that very few people were interested.