Many sound effects from https://pixabay.com/ .
Besides my own 3D models, I use models primarily from the following sources.
SketchFab
All the following sketchfab models are licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/).
“Zombie Hazmat” (https://skfb.ly/p7Pr7) by LxNazarov (modified)
“Hafsid Horse General (Machiavello Mod)” (https://skfb.ly/6tzNZ) by mylae
“Roman Emperor Hadrian” (https://skfb.ly/ooMvU) by alieser
“Assassin Character Model” (https://skfb.ly/oExFG) by glenfernandes66
“Assassin`s walk” (https://skfb.ly/6SQnV) by Vr-cvantorium
“Dog Puppy” (https://skfb.ly/oRKH6) by kenchoo
“An Animated Cat” (https://skfb.ly/6YPwH) by Evil_Katz
“Beware Ogre” (https://skfb.ly/6TFsV) by DoniTodorov
“Ogre” (https://skfb.ly/ovnRE) by VFVince is licensed (modified)
“Low-Poly Stylized Archer” (https://skfb.ly/o9WYC) by RipeR
“Knight with spear and shield” (https://skfb.ly/o9YRr) by mykola
“Low Poly Knight” (https://skfb.ly/6XKKr) by R-LAB is
“Witch” (https://skfb.ly/6TJRo) by Tamko Dmitry
“vampire” (https://skfb.ly/HRMv) by verena stabel
“Skull downloadable” (https://skfb.ly/JrST) by martinjario
“Antique Silver Goblets Type A” (https://skfb.ly/o9RTF) by Mad_Lobster_Workshop
“Free Medieval Silver Goblet Game Ready 3D Model” (https://skfb.ly/pAZMr) by Sammy_does_Blender (modified)
“The Everfrost Goblet” (https://skfb.ly/puJT7) by Balsamic_Vin
“Witches’ Cauldron” (https://skfb.ly/6UUGG) by AK
“captains hat LP 4k textures” (https://skfb.ly/ovGQv) by Rouker
“Wooden Pipe” (https://skfb.ly/6SVC7) by Ruben Van der Merwe
“torpedo mk2” (https://skfb.ly/oK8EI) by AlanTinka
“US Battleship Louisiana” (https://skfb.ly/o6Ant) by 全斗焕
“MKXII Torpedo” (https://skfb.ly/p8YKC) by Matthew Spindler
“The Project 941 / Akula / Typhoon submarine” (https://skfb.ly/6Tu8u) by Yakudami
“Periscope” (https://skfb.ly/oMAsM) by millernathan472 (modified)
“Coffee Cup” (https://skfb.ly/o6xBV) by AK STUDIO (modified)
“SPOON” (https://skfb.ly/6oFO7) by linklog
“NCR veteran ranger bobblehead” (https://skfb.ly/6tVBC) by cotman sam (modified)
“Nyssira – medusa” (https://skfb.ly/pxtOO) by Brian Trepanier (modified)
“English Crown (Free)” (https://skfb.ly/oxWYS) by wolfgar74
“Golden crown” (https://skfb.ly/owVrF) by Pieter Ferreira
“Chess Piece, King” (https://skfb.ly/nk4jig2dcb) by Csaba Baity (tsabszy) (modified)
“1920’s Speaker” (https://skfb.ly/oDVzz) by shellybrulez
“3d model inspired of Blackbeard” (https://skfb.ly/pxsQJ) by FrandProductions (modified)
“Pirate ship (Rigged)” (https://skfb.ly/oMRMZ) by TIG
“Pirate_ship” (https://skfb.ly/oMHUv) by Kimagure_Cookie
“Seagulls animated” (https://skfb.ly/6WYHH) by vicente betoret ferrero
“Japanese Temple” (https://skfb.ly/6RyU9) by galaxxxy
“Medieval Knight | Sculpture | Game ready” (https://skfb.ly/oOYNI) by by__Rx
“Medieval standard” (https://skfb.ly/osO7D) by Lessien
“Medieval Flag” (https://skfb.ly/o8TvY) by Sousinho
“War Cannon” (https://skfb.ly/6SU8Q) by milad.karami.d
“cannon” (https://skfb.ly/n5ki32fec0) by Hannes
“Medieval CannonBall” (https://skfb.ly/oHnDo) by Uğur Yakışık
“Old Artillery Gun” (https://skfb.ly/oQpUS) by BonchBryBonch
“The Parade Armour of King Erik XIV of Sweden” (https://skfb.ly/6RoCA) by The Royal Armoury (Livrustkammaren)
“Diver guy…” (https://skfb.ly/6Y7QH) by Vincent Decc
“Diver” (https://skfb.ly/oIOZJ) by ucdavisterc