You've then also got the fact that it's both a creature and an equipment, which means there are more ways to fetch it up in those formats too
Dance of the Elements 0001_MTGECL_CommBord: Ashling, the Limitless 0003_MTGECL_CommBord: Mass of Mysteries Ashling, the Limitless Mass of Mysteries Elemental Spectacle Springleaf Parade Jubilation Impulsivity Lamentation Belonging Subterfuge Rain-Slicked Copse Sodden Verdure Abundant Countryside Endurance Fury Haunting Voyage Avenger of Zendikar Cavalier of Thorns Greenwarden of Murasa Selvala, Heart of the Wilds Titan of Industry Muldrotha, the Gravetide Omnath, Locus of Rage Yarok, the Desecrated Omnath, Locus of the Roil Timeless Lotus Shatter the Sky Hoofprints of the Stag Slithermuse Descendants' Fury Blasphemous Act Cream of the Crop Kindred Summons Bane of Progress Realmwalker Return of the Wildspeaker Faeburrow Elder Vernal Sovereign Horde of Notions Maelstrom Wanderer Jegantha, the Wellspring Chromatic Lantern Primal Beyond Raging Ravine Exotic Orchard Flamekin Village Path to Exile Mulldrifter Reality Shift Shriekmaw Shimmercreep Flamebraider Crib Swap Secluded Courtyard Sol Ring Lorwyn Command Tower Lorwyn Arcane Signet Lorwyn Distant Melody Incandescent Soulstoke Eclipsed Flamekin Foundation Breaker Garruk's Uprising Risen Reef Fellwar Stone Unclaimed Territory Ancient Ziggurat Frontier Bivouac Sandsteppe Citadel Savage Lands Opulent Palace Seaside Citadel Jungle Shrine Smokebraider Ingot Chewer Fertile Ground Abundant Growth Kodama's Reach Cultivate Path of Ancestry Thriving Grove Thriving Heath Thriving Isle Opal Palace Thriving Bluff Thriving Moor 2 Plains [23m3KhvkmH8DiNDKxeZTx5] 2 Island [6uSquXhfBFOHYdbSNsTeCx] 2 Swamp [sQRENlBNiYLPfY21RGaAG] 2 Mountain [1nv2BWttSoZQhPiMUt1ZJL] 8 Forest [2KIdA9XU57N7fEiOycbQtG] Check out all the cards in the Dance of the Elements deck in the Lorwyn Eclipsed Card Image Gallery
Counters cant move if the recipient isnt there to receive them once the spell or ability moving the counters resolves
Omnath, Locus of All
This effectively means +3/+3 for each player below half health
But Heliod, Sun-Crowned is cute too, I guess
