We can see while they all have the words graveyard and instant, few are using the grave with purpose
Marwyn, the Nurturer Marwyn, the Nurturer is the best option for mono-colored elves, but it can also be built as a storm commander, with both decks relying on its insane mana production
Mangara is also a Cleric, so a Cleric Tribal deck like Ayli, Eternal Pilgrim
Mana Cost: CMC: 4 Type: Sorcery Job 2: The Clean Answer (handle indestructible, recursion, and sticky boards) Destroying everything is cute until somebody has indestructible, a free sac outlet, or a graveyard that is basically a second hand
Aspect of Mongoose Brilliant Halo Cessation Despondency Diabolic Servitude Eye of Nidhogg Fallen Ideal Fiery Mantle Fool's Demise Fortitude Giant Inheritance Glistening Oil Induced Amnesia Launch Rancor Sleeper's Guile Slogurk, the Overslime Slow Motion Sluggishness Spine of Ish Sah Spirit Loop Spreading Algae Twilight Shepherd Undying Rage Weatherseed Totem
If your opponent doesn't have an answer for Bolas pretty soon after he is played, then the game is going to slip from their fingers relatively quickly