The actual object presumably continues to exist (Wizards of the Coast makes no claims, promises, or guarantees that ordinary household objects may not disappear into the fathomless void at any spacetime)
This octopus advisor will reward you with plenty of life and slowly chip away at your opponents, while all you have to worry about is getting cards from the top of your library into your hand
And to be honest I dont know if weve seen another legendary creature that could pilot multiple different tribes so successfully and resonate with the audience
As far as what creatures to top your curve with, you cant go wrong with Sigarda, a Voltron staple
Seriously, if you go through the precon decklist I see: Cabaretti Courtyard Escape Tunnel Evolving Wilds Fabled Passage Maestros Theater Mountain Valley Myriad Landscape Riveteers Overlook Rocky Tar Pit Terramorphic Expanse Most of these can't find dual lands (Mountain Valley and Rocky Tar Pit are the exception) which means you're just relying on basic lands
If this Devil God is not answered on sight, it will run away with the game, refueling your hand