I'm finally getting a comment to cross-reference where I posted these, even though I finished them all comfortably before the deadline:
The 90's: Decade of the RPG: https://steempeak.com/archdruid-contest/@loreshapergames/the-90-s-decade-of-the-rpg
The Joy of Total Annihilation: https://steempeak.com/archdruid-contest/@loreshapergames/the-joy-of-total-annihilation in hindsight, this name sounds really sketchy
Doom: The First Great Shooter: https://steempeak.com/archdruid-contest/@loreshapergames/doom-the-first-great-shooter