Pathfinder 1e Bestiary 3     Pathfinder original/official source
Tome Of Horrors Complete     Pathfinder original/official source
Misfit Monsters Redeemed     Pathfinder original/official source
Monster Manual Expanded v2     D&D 5e original/official source
Fifth Edition Foes     D&D 5e original/official source
Tome Of Horrors 2020     D&D 5e original/official source
Adventures Dark And Deep     Adventures Dark And Deep (no source link)