Paying that mana to do it each turn is a bit of a tough sell for me, however
However, be cautious with using just this test alone because not all sets print these dots with identical clarity

Advanced Search Sets Random Syntax Release date: 2026-01-23 Changeling Wayfinder Rooftop Percher Adept Watershaper Ajani, Outland Chaperone Appeal to Eirdu Bark of Doran Brigid, Clachan's Heart Brigid, Doun's Mind Burdened Stoneback Champion of the Clachan Clachan Festival Crib Swap Curious Colossus Eirdu, Carrier of Dawn Isilu, Carrier of Twilight Encumbered Reejerey Evershrike's Gift Flock Impostor Gallant Fowlknight Goldmeadow Nomad Keep Out Kinbinding Kinsbaile Aspirant Kinscaer Sentry Kithkeeper Liminal Hold Meanders Guide Moonlit Lamenter Morningtide's Light Personify Protective Response Pyrrhic Strike Reluctant Dounguard Rhys, the Evermore Riverguard's Reflexes Shore Lurker Slumbering Walker Spiral into Solitude Sun-Dappled Celebrant Thoughtweft Imbuer Timid Shieldbearer Tributary Vaulter Wanderbrine Preacher Wanderbrine Trapper Winnowing Aquitect's Defenses Blossombind Champions of the Shoal Disruptor of Currents Flitterwing Nuisance Glamer Gifter Glamermite Glen Elendra Guardian Glen Elendra's Answer Gravelgill Scoundrel Harmonized Crescendo Illusion Spinners Kulrath Mystic Loch Mare Lofty Dreams Mirrorform Noggle the Mind Oko, Lorwyn Liege Oko, Shadowmoor Scion Omni-Changeling Pestered Wellguard Rime Chill Rimefire Torque Rimekin Recluse Run Away Together Shinestriker Silvergill Mentor

ST-26 (Purple/Black Luffy): A powerful deck that teaches you how to manage DON
Unlimited Cards from both Unlimited and Revised sets have a white border and no legal information other than the Illustrators copyright
Many decks are built with two types in mind, but finding enough Pokemon to fill only those two types, and synchronize nicely with each other, would be laborious at best