The Bookkeeper Trophy - Death's Gambit - PSNProfiles

After beating the game and finishing with Ending A (siding with Death), I still seem to be missing five tomes, as can be seen below. Does anyone know where to find the remaining tomes and who the two "???" bosses are? There seems to be very little information online about this. Edit: Found the se

Death's Gambit Trophies •

Copanele's collection of trophies and experiences - Trophy

Death's Door Trophy Guide •

Death's Door Trophy Guide •

Flipping Death Trophies •

Angels of Death Trophies •

Acceptance Trophy • Gris •

The Bookkeeper Trophy - Death's Gambit - PSNProfiles

Death Dealer Trophy • Call of Duty: Vanguard •