Lotus Cobra and Tireless Provisioner produce additional mana when lands enter the battlefield
If only red had access to some number of cards which said creatures cant block this turn, or if the Commander format had a history of developing tech to efficiently defend creatures from spot removal would that make Breath of Fury a premiere game-ending spell
#12 Shimmering Skies Ruby/Amethyst This one is on the bottom half of this list simply because its synergy isnt as good as I had hoped
When the lorebook opened, it let loose a power that damaged the Great Illuminary, released a chaotic wave of all six inks (Ruby, Amethyst, Amber, Sapphire, Emerald and Steel), and swept away some important items from Disney lore with it, including King Tritons powerful trident
Promos from early events can be strong too
These are among the most reliable ramp cards that exist