anime one piece card game Piece: OP-16 card featuring Luffy EB02-001 Karoo : Common English

This means they synergize well with Ezuri, Claw of Progresss ability to gain experience counters

At the beginning of your end step, if equipped creature didnt deal combat damage to a creature this turn, sacrifice it

The fact that it enables a graveyard deck and can also take out a Planeswalker or Vehicle means it could end up being one of the more versatile removal spells in the format

Scale Up

Brood Keeper may very well have adopted them given some of the close ties between humans and dragons in Magic, and her flavor text makes it clear how much she loves her little beasties

WOTC did a fantastic job with the flavor here