If you have a way to give your creatures haste en masse , it can absolutely win the game out of nowhere

Abundance Ancestral Memories Angelic Page Angelic Renewal Angelic Wall Animate Land Asmira, Holy Avenger Atalya, Samite Master Aura Fracture Auramancer Aven Mindcensor Bandage Barbtooth Wurm Bitterbloom Bearer Bitterblossom Blessing of Leeches Bloodline Shaman Boomerang Briar Patch Cabal Executioner Calming Verse Carpet of Flowers Channel Cloak of Feathers Cloudcrown Oak Commander Eesha Coral Merfolk Crackdown Dark Banishing Dark Ritual Dawnglow Infusion Deathcoil Wurm Defense of the Heart Devout Harpist Diplomatic Escort Dispersing Orb Drowner of Secrets Dwell on the Past Elven Cache Elvish Lyrist Elvish Piper Embolden Enchanted Evening Enchantress's Presence Enslaved Scout Fecundity Fiddlehead Kami Fog Patch Forest Freewind Equenaut Gaea's Balance Gaea's Blessing Greenseeker Hair-Strung Koto Hammer Mage Hana Kami Haru-Onna Heartmender Heartwood Dryad Holistic Wisdom Hush Invigorating Falls Island Joyous Respite Kaysa Keldon Mantle Kithkin Healer Lace with Moonglove Little Girl Lynx Mana Breach Mana Maze

FromTheShire: Nothing crazy here, this is just an upgraded version of things like living weapon from Phyrexian cards such as Batterskull
For example, Pact of Negations second ability that forces you to pay or lose the game is a triggered ability
Blood Moon does just one thing: it turns off all nonbasic lands, making them Mountains instead of whatever they were before
If you win one or more flips, Fiery Gambit deals 3 damage to target creature