# How to make a Lag-free platform game?

**URL:** <https://forum.kirupa.com/t/how-to-make-a-lag-free-platform-game/302334>\
**Category:** flash\
**Created:** [December 27, 2009, 5:01pm UTC](https://forum.kirupa.com/t/how-to-make-a-lag-free-platform-game/302334 "2009-12-27T17:01:32Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ilikedragon](https://avatars.discourse-cdn.com/v4/letter/i/6bbea6/32.png) [@ilikedragon](https://forum.kirupa.com/u/ilikedragon)\
**Post date:** [December 27, 2009, 5:01pm UTC](https://forum.kirupa.com/t/how-to-make-a-lag-free-platform-game/302334/1 "2009-12-27T17:01:32Z")

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Hi guys  
I am currently using this tutorial:

> **[DomRaider](http://the-dude.co.uk/tutorials/flash-as2-tutorials/hittest-and-advanced-game-movement-flash-as2/)**
>
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I use multiple blocks, therefore every frame I scan to check every platform to see if their hitTest is positive. It becomes very laggy.  
Is there a more lag-free way to make a platformer game in AS2?  
Thanks