for those who own, or will be using a FT castle ready to make stalks:

The following buffs made from pumpkins can come in handy for the last knockings of your beans if you cant get a long enough x4 buff

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As you probably know, you just need a mate to apply the darkness buff and then you apply the very strong light buff to make the castle work x4. It works on any workyard, not just the FT castle, but personally, its value is on the aforementioned

They last 2 hours only, but certainly beats using a zombie or a stadium snack if you only have a few more stalks to make