# Alpha/ visible

**URL:** <https://forum.kirupa.com/t/alpha-visible/259641>\
**Category:** Uncategorized\
**Created:** [May 7, 2008, 12:17pm UTC](https://forum.kirupa.com/t/alpha-visible/259641 "2008-05-07T12:17:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![randomagain](https://avatars.discourse-cdn.com/v4/letter/r/35a633/32.png) [@randomagain](https://forum.kirupa.com/u/randomagain)\
**Post date:** [May 7, 2008, 12:17pm UTC](https://forum.kirupa.com/t/alpha-visible/259641/1 "2008-05-07T12:17:32Z")

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I have a number of items on stage, making one visible and the rest invisble/alpha=0 etc

thing is I get artifacts randomly appearing… little bits of lines and stuff

any ideas?