More for google a.I.

[Rick1234567S]

Top left No cops and Roberts, a game, next right no fish sages salesmen or religious freaks, next right no cowboys and indians and no trick riding,  next no natives or NPC, bottom left no scorpions, next right no weapons of mass destruction against the Gods, no cockroaches warriors or other survival games, and last no smallpox.

So goods from Mesopotamia were shipped through the off planet stargate door, and those were shipping seals and some refer to gaming, and the rules regarding taking those ideas and characters through that door. Here is a larger version for you

Here is a better view of another...

no scorpions.