These events offer in-game prize support for all participants and offer PTCGO pack prizes for top finishers
Well, enabling other delirium cards, of course, but also cards that want either themselves or other cards in the graveyard
Thanks to it being a kindred sorcery, All Is Dust can also benefit from methods of reducing Eldrazi spells costs like Eye of Ugin

Archaeomancer's Map Archdruid's Charm Axgard Armory Bad River Bant Panorama Black Chocobo Bloodstained Mire Bog Glider Borderland Explorer Borderland Ranger Boseiju Reaches Skyward Caravan Vigil Case of the Shattered Pact Centaur Rootcaster Civic Wayfinder Crop Rotation Cultivate Deep Reconnaissance Diligent Farmhand District Guide Double Play Dreamscape Artist Druid of the Emerald Grove Ecologist's Terrarium Edge of Autumn Elemental Teachings Esper Panorama Eternal Dominion Exploding Borders Explosive Vegetation Far Wanderings Farfinder Farhaven Elf Flare of Cultivation Flood Plain Flooded Strand Frenzied Tilling Gaea's Balance Gatecreeper Vine Ghost Quarter Grasslands Grave Upheaval Grixis Panorama Harrow Hired Giant Horizon Spellbomb Huatli, Poet of Unity Into the North Jund Panorama Jungle Wayfinder Knight of the Reliquary Kodama's Reach Krosan Verge Land Aid '04 Landscaper Colos Migratory Greathorn Mountain Valley Mwonvuli Acid-Moss Mycosynth Wellspring Natural Balance Nature's Lore Navigation Orb Naya Panorama New Frontiers Nissa, Vastwood Seer Oath of Lieges One with Nature Orchard Strider Outcaster Greenblade Path to Exile Path to the World Tree Peregrination

Ironically, despite being themed around speed, "start your engines!" is one of the slower mechanics outside limited formats, since you can't cheat your way to max speed quickly