So I just found out that Goblin Slayer will be doing a crossover / collaboration with Grand Summoners in the near future(gacha game for those who have not heard of it) but currently "That Time I Got Reincarnated as a Slime" is collaborating with Grand Summoners as of this moment... I'm just too excited honestly and wanted to share the news! I found out through this video:
https://www.youtube.com/watch?v=0MaCe1J7plQ