You should be able to scan through some monsters in the MM or similar and find one that has a stat block to more or less match that you need. Then just customize the actions as you need. With the limitations of a Familiar, you should be able to cobble something together that works well enough.
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Talk to your Players.Talk to your DM. If more people used this advice, there would be 24.74% fewer threads on Tactics, Rules and DM discussions.
My player wants to use a porcupine as a familiar is there a way to homebrew familiars so we can add the features we discussed?
You should be able to scan through some monsters in the MM or similar and find one that has a stat block to more or less match that you need. Then just customize the actions as you need. With the limitations of a Familiar, you should be able to cobble something together that works well enough.
Talk to your Players. Talk to your DM. If more people used this advice, there would be 24.74% fewer threads on Tactics, Rules and DM discussions.
For porcupine, see Sword Coast Adventurer's Guide, page 121