The Enduring Enchantments deck teaches valuable lessons about resource management and long-term planning, skills that are crucial in the Commander format
5 Gyarados Has A Disruptive Ability With Hyper Beam The High Cost Brings Great Reward Gyarados may have an extremely high cost, requiring four Water Energy to deal any damage, but with its attack ability it becomes useful
What you can do with it, though, is build your own Super Plague Wind: I'd also call it a staple in various artifact decks like the aforementioned Urtet, Karn, Legacy Reforged, and Urza, Lord High Artificer
The saw-nosed Fish-Man pirate
Eldlich the Golden Lord, Divine Arsenal AA-ZEUS - Sky Thunder, Visas Starfrost and multiple Mannadium cards all show up, offering a sweet taster of Yu-Gi-Oh!s more recent archetypes