I used the Inca civilization, built Town Center and then Plaza as soon as I could and moved 25 villagers there.
Tip: not sure is needed but start from Nomad Age to avoid glitches
Tip: try to perform a ceremony if it doesn't unlock
Tip: you need to complete and win the game mode before it unlocks
Then just play normally or use a cheat (press Enter first) "Tuck Tuck Tuck" and move around to destroy all enemies.
other useful cheats:
A Whole lot of love - for 10k on resources
Speed always wins - Build and collect faster
Done & Enjoy!