Safe epoxy or glue?

[i have crabs]

mighty putty shure looks alot like the two littlefishies epoxy to me.
im still scared though but 6 tubes for $30 isnt bad if its ok.
https://www.mightyputty.ca/spark/index.php?tag=os|sm|go
i guess make that $40 after the shipping

[Piscez]

Recommended by a fellow reefer:





Found at homedepot, works great, but not for big stuff like large rocks etc.

[Toxik]

I was looking at the marine epoxy today. I've heard that works pretty good but never tried it first hand. Has anyone here tried it?