Here’s the usual way to get Rude in Slap Battles : it’s tied to a badge/glove unlock, so you generally need to meet the specific in-game requirement shown for that badge in the game’s badge list or an up-to-date guide. A recent Slap Battles guide video also points to badge-based unlocks for gloves and notes that some are earned through special actions in-game, not just raw slap count.

What to check

  • Open the Badges or Gloves menu in Slap Battles.
  • Look for Rude and read the unlock text carefully.
  • Follow the exact action the game asks for, since these unlocks can change after updates.

Practical tips

  • Join a busy server so you can complete the requirement faster.
  • If the unlock involves a particular glove or mode, use that mode first before grinding elsewhere.
  • If the badge text is unclear, community guides and recent videos are usually the fastest way to confirm the current method.

Note

Because Slap Battles updates often, old guides can be outdated, so the safest approach is to verify the current badge requirement inside the game before you start farming.

TL;DR: Rude is most likely unlocked through a badge-style requirement, so check the in-game badge description and then complete that exact task.