the average mana value is 4.16, which is the highest weve seen in a preconstructed deck in quite some time
You'll need the basic Pokmon in play before you can evolve it into Gyarados ex

Alpine Meadow Arctic Treeline Breeding Pool Canopy Vista Coastal Peak Contaminated Aquifer Eclipsed Steppe Elegant Parlor Fetid Pools Glacial Floodplain Glittering Massif Godless Shrine Hallowed Fountain Hedge Maze Ice Tunnel Idyllic Beachfront Idyllic Grange Indatha Triome Irrigated Farmland Island Jetmir's Garden Ketria Triome Lush Portico Meticulous Archive Mistveil Plains Molten Tributary Moonring Island Mystic Sanctuary Plains Plateau Prairie Stream Radiant Grove Radiant Summit Raffine's Tower Rain-Slicked Copse Raugrin Triome Rimewood Falls Sacred Foundry Sacred Peaks Savai Triome Savannah Scattered Groves Scorched Geyser Scrubland Shadowy Backstreet Snow-Covered Island Snow-Covered Plains Snowfield Sinkhole Sodden Verdure Spara's Headquarters Steam Vents Sunken Hollow Sunlit Marsh Tangled Islet Temple Garden Thundering Falls Tropical Island Tundra Turbulent Moor Turbulent Springs Turbulent Steppe Turbulent Wilderness Umbral Expanse Undercity Sewers Underground Sea Volatile Fjord Volcanic Island Watery Grave Xander's Lounge Zagoth Triome

P/T Number 357 Language English Legal Formats Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Timeless, Vintage Not Legal Formats Alchemy, Pauper, Standard Rulings (9/25/2020) Ancient Greenwarden doesn't change the times when you can play those lands
Cloth Top with Rubber Bottom for increased traction
Magic is all about balancing mana, synergy, and strategy