Budget Alternatives to Heartbeat of Spring

Barbflare Gremlin $0.28 3R · Gremlin First strike, haste Nikya of the Old Ways $0.32 3RG · Centaur Druid You can't cast noncreature spells. Lavaleaper $0.34 3R · Elemental All creatures have haste. Zhur-Taa Ancient $0.42 3RG · Beast Whenever a player taps a land for mana, that player adds one mana of any type that land produced. Selesnya Loft Gardens $0.45 Ravnica If an effect would create one or more tokens, it creates twice that many of those tokens instead. The Fertile Lands of Saulvinia $0.62 Antausia Whenever a player taps a land for mana, that player adds one mana of any type that land produced. Chaos Moon $0.80 3R · Enchantment At the beginning of each upkeep, count the number of permanents. Dictate of Karametra $0.93 3GG · Enchantment Flash Incubation Druid $1.12 1G · Elf Druid {T}: Add one mana of any type that a land you control could produce. Keeper of Progenitus $1.23 3G · Elf Druid Whenever a player taps a Mountain, Forest, or Plains for mana, that player adds one mana of any t...