r sends any mob effects with _sendAdditionalLevelData() if the joining player saved out with them,  and then anytime a mob effect is added, removed, or updated this packet is sent.<br>  It is important for player movement simulation to ensure that the following effects are sent for the player or any client predicted vehicle they are in control of:<br>  - levitation<br>  - slow_falling<br>  - jump<br>  - movement_speed<br>  - movement_slowdown<br>  - weaving</td>
</tr><tr><td>29</td>
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