Also look out for cards that generate a stream of expendable tokens like Bitterblossom, and creatures whose value is not in staying on the battlefield but in entering it, like Bone Shredder
I printed the first test in PETG on my Core One and it turned out fairly well
C Common Level Limit - Area A X TRAP Continuous Change all face-up Level 3 or lower monsters to Attack Position

Commander Recommendations Anim Pakal, Thousandth Moon Anim Pakal, Thousandth Moon | Illustration by Chris Rahn Commander (1) Planeswalker (1) Creature (22) Basri, Tomorrow's Champion Lightstall Inquisitor Warden of the Inner Sky Clockwork Percussionist Stadium Headliner Ironpaw Aspirant Neighborhood Guardian Resolute Reinforcements Spellbook Vendor Voice of Victory Arabella, Abandoned Doll Ash, Party Crasher Cosmogrand Zenith Delney, Streetwise Lookout Sanguine Evangelist Sheriff of Safe Passage Toby, Beastie Befriender Imodane's Recruiter Roaming Throne Ertha Jo, Frontier Mentor Aurelia, the Law Above Overlord of the Mistmoors Sorcery (3) Song of Totentanz Vengeful Possession Midnight Mayhem Instant (2) Not on My Watch Lightning Helix Enchantment (4) Grand Entryway Caretaker's Talent Warleader's Call Virtue of Loyalty Artifact (3) Clay-Fired Bricks Cori-Steel Cutter Patchwork Banner Land (24) Captivating Cave Cavern of Souls Command Tower Conduit Pylons Crystal Grotto Elegant Parlor Evolving Wilds Fountainport Hidden Grotto Inspiring Vantage Mountain x4 Multiversal Passage Plains x6 Sacred Foundry Starting Town Sunbillow Verge For the aggro enthusiasts, Anim Pakal, Thousandth Moon will prove to be a fun deck to play

Always liked to look of stuff like one-touch and screw-down cases as well as the official ones