We have two indestructible versions of this legendary monster: Ulamog, the Ceaseless Hunger and Ulamog, the Infinite Gyre
Its harder to remove than a mana dork or rock, so its a very powerful piece in any green deck
All Standard Duelists in Duel World (DM), Duel World (GX), and Duel World (DSOD) use Decks from the general pool
These are two of the best one-sided wipes for the deck and can either prevent you from losing or remove any blockers so you can win
Hawlucha is much less flexible than Galarian Zigzagoon, being only useful in decks that want to attack the opponents Bench, and with Scoop Up Net being gone, its potential is limited, at least for now
I also know that Wizards of the Coast (WotC) is making a huge push towards Treasure matters, and this is easily splashed in any deck