A sweet new piece of Godzilla 2: King of the Monsters key artwork has supposedly been discovered and leaked online! The original uploader of the artwork claims this is an official piece of key art that was part of a media press kit for Godzilla: King of the Monsters. However, until we know for certain, we can't claim this is official artwork. Regardless, it's pretty awesome:
Thanks to resurrection_goji for the heads up!