If Sam Altman comes out with an algorithm that automatically re-renders these Marvel and Nickelodeon ads into Magic cards, I promise I'll shit on his grave N minus 1 times, where N is the number of days I outlive him. But it has to be trained on public domain art only! Otherwise: there will be...
Canyon Crawler
This guy might make it into my Multivalent cube over Gloomfang Mauler. I'd love one more source of Food for my Bushy Bodyguard, and this weird creature isn't exactly drenched in radioactive IP juice.
I'm a longtime Commander enjoyer and I've got to say: anyone complaining about decks getting "homogenized" clearly hasn't logged onto EDHRec in the past 8 years.
The only thing that can prevent deck homogenization is the deckbuilder themself. Literally just don't put Jeska's Will in your deck...
I've been building a Lands Matter / Graveyard Matters budget bar cube this year. It might have some cards in it you'd like for your project.
Landfill
Also, check out this thread:
Land Storm
My personal favorite lands-matter mechanic is Domain. The power level of these cards is pretty much...
Seismic Monstrosaur
Elvish Aberration
Seismic Monstrosaur is the first card I thought of for this, and Elvish Aberration is another in the same vein. I agree that managing the power level of the rest of the creatures so that the Ooze remains the star of the show will be your biggest challenge...
So far my favorites are Romantic Rendezvous and Wisecrack. They have a lot of potential for fun storytelling moments in mainline sets.
Also, it just makes me happy that Red spells are all either "I'm blasting you with a cone of molten lava" or "Kissing makes me feel good."
I added 9 dragons with Omen spells to my Peasant cube (which also features over a dozen Adventure cards), and I'm afraid they're all coming out. Over the course of explaining the difference between Adventure and Omen to my drafters, I realized I sounded insane.
I'll really miss the red/white...