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At the beginning of each opponent's upkeep, this enchantment deals X damage to that player, where X is the number of nontoken permanents of the chosen color they control

Aura dies too

Enchantment Color tag templates(None) Heartbeat of Spring Whenever a player taps a land for mana, that player adds one mana of any type that land produced

This commander discounts the cost of your dragon spells and encourages you to build up a draconic army so that he can achieve his dreams of becoming a dragon himself

This is more of a tempo play than a ramp card but the overall utility and flexibility it brings make it well worth including