While there may be other cards that offer similar effects, the ability to adapt to different Token characteristics makes Dragonoid Token a valuable addition to decks that rely on Token generation and manipulation, making it worth considering for play in such decks
My proof of concept that kept me watching for ways to abuse it was the combination of Emmara, Soul of the Accord, Song of Freyalise, Shanna, Sisays Legacy and March of the Multitudes, which alone is lethal on Turn five (assuming no missed land drops)
Commander Rydia, Summoner of Mist Landfall Whenever a land you control enters, you may discard a card
Whenever it's equipped to a Monster and that Monster battled, Cyberdark Cannon lets you put any Monster into the Graveyard from your deck
The best example of this in recent times involves this years Strixhaven: School of Mages
however, a Japanese booster pack is less likely to cause the buyer to waste money on repeat cards