That's a very powerful ramp effect, usually seen on green cards like Dryad of the Ilysian Grove

Abyssal Hunter Armored Skyhunter Attuned Hunter Avenging Hunter Baloth Packhunter Beifong's Bounty Hunters Big Game Hunter Black Widow, Deadly Hunter Blind Hunter Bloodhunter Bat Bounty Hunter Brako, Heartless Hunter Broodhunter Wurm Chandra, Spark Hunter Crown-Hunter Hireling Daryl, Hunter of Walkers Dinosaur Hunter Dogged Hunter Dragon Hunter Drumhunter Duskhunter Bat Elite Headhunter Elvish Hexhunter Elvish Hunter Fangren Hunter Fiend Hunter Flourishing Hunter Foggy Swamp Hunters Ganax, Astral Hunter Garruk, Primal Hunter Ghastly Gloomhunter Gingerbread Hunter Gingerbread Hunter Gloomhunter Gnoll Hunter Godhunter Octopus Graypelt Hunter Halo Hunter Headhunter Helpful Hunter High-Society Hunter Hunt the Hunter Hunter Sliver Hunter of Eyeblights Hunter's Ambush Hunter's Blowgun Hunter's Bow Hunter's Edge Hunter's Insight Hunter's Mark Hunter's Prowess Hunter's Talent Hunters' Feast June, Bounty Hunter Kaya, Geist Hunter Kraven the Hunter Leonin Skyhunter Leori, Sparktouched Hunter Locke, Treasure Hunter Mage Hunter Mage Hunters' Onslaught Mardu Skullhunter Path of the Ghosthunter Pyretic Hunter Razorfin Hunter Relentless Hunter Reverent Hunter Rip, Spawn Hunter Roc Hunter Rootwater Hunter Savvy Hunter Seahunter

Counterspells come in many flavors, and this helps to cover all your bases
Honestly, even in Commander, this seems a bit rough for six mana