Shortly after the War of the Spark, a Rakdos cultist overhears a few surviving planeswalkers discussing linguistics for some reason; one of those 'walkers was probably Jace. The cultist hears that the Therosan plural for "octopus" is "octopodes" and that it was also, coincidentally, the generally-accepted word for that purpose among the more scientifically-minded populace here on Ravnica.
The cultist immediately comes up with a way to use this fact. He searches for a specific situation to take advantage of: a member of the Simic Combine standing near a small grove of pecan trees the Selesnya had planted a few years back. He sees exactly that, so he struts up and asks: "Do you know what the plural of 'octopus' is?"
"Of course I do!" came the reply.
"Did you know that the technical term for this tree right here is a 'bofus' then?"
"No it isn't!" the biomancer exclaimed. "It's just a pecan tree!"
The cultist pressed: "No really. This tree is a bofus, this grove is a bunch of bofodes, and
these" he concluded, picking up a handful of pecans off the ground...
"...are....
Spoiler: Punchline
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"BOFODES NUTS!