There are lots of good commander decks for beginners beyond what WotC designated as Starters
When you send your Pokmon cards off for grading, there are specific guidelines on how to protect your cards and get them ready for transit, all based around the standard trading card sizes

Abzan Banner Acquisition Octopus Adrestia Adventurer's Airship Aether Spellbomb Aether Syphon Alchemist's Vial Alhammarret's Archive Angelheart Vial Angler's Shield Arcane Encyclopedia Arcane Spyglass Architects of Will Assassin Gauntlet Avarice Amulet Azor's Gateway Azorius Cluestone Bag of Holding Bagel and Schmear Balamb Garden, Airborne Bandit's Haul Barbed Servitor Basilica Skullbomb Bespoke Battlewagon Bident of Thassa Bilbo's Ring Biorganic Carapace Bladecoil Serpent Blood Fountain Blood Servitor Bloodletter Quill Bomat Bazaar Barge Boosted Sloop Boros Cluestone Bottled Cloister Braided Quipu Buster Sword Buzz Bots Candles of Leng Candlestick Candy Trail Carnage Altar Ceremonial Knife Chandra's Regulator Chromatic Orrery Chromatic Sphere Chromatic Star Chronicle of Victory Circuit Mender Clamorous Ironclad Clockwork Servant Collector's Vault Combat Courier Combat Thresher Conjurer's Bauble Contested Game Ball Cosmos Elixir Coveted Falcon Cranial Archive Cryogen Relic Culling Dais Data Scrubber Detective's Satchel Detention Chariot Diary of Dreams Dimir Cluestone Diviner's Wand Dragon's Hoard Dross Skullbomb Dyadrine, Synthesis Amalgam Eerie Gravestone Elsewhere Flask

Only 7 copies of this card were made, and each of them was awarded to the top placer of each regional tournament
Most don't think of Land cards when they ponder upon the rarest and most expensive MTG cards, but this beautiful vista proves that nature can be as impressive as any Artifact, Sorcery, or Instant