# Raptor Run - Microsoft MakeCode

**URL:** <https://forum.makecode.com/t/raptor-run-microsoft-makecode/291>\
**Category:** Arcade\
**Tags:** featured-game, game\
**Created:** [June 24, 2019, 7:31pm UTC](https://forum.makecode.com/t/raptor-run-microsoft-makecode/291 "2019-06-24T19:31:49Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![AlexK](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/alexk/32/33339_2.png) [@AlexK](https://forum.makecode.com/u/AlexK)\
**Post date:** [June 25, 2019, 4:31pm UTC](https://forum.makecode.com/t/raptor-run-microsoft-makecode/291/6 "2019-06-25T16:31:32Z")

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The velocity thresholds are a current limitation of the physics engine. Devs are working on alternate implementations, though. See [Why is the speed up to 153 floating point numbers?](https://forum.makecode.com/t/why-is-the-speed-up-to-153-floating-point-numbers/255) and [https://github.com/microsoft/pxt-arcade/issues/1057](https://github.com/microsoft/pxt-arcade/issues/1057).

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