Heart of Yavimaya

Land -
If Heart of Yavimaya would enter the battlefield, sacrifice a Forest instead. If you do, put Heart of Yavimaya onto the battlefield. If you don't, put it into its owner's graveyard. <CR>
{T}: Add {G} to your mana pool. <CR>
{T}: Target creature gets +1/+1 until end of turn.

Land -
If Heart of Yavimaya would enter the battlefield, sacrifice a Forest instead. If you do, put Heart of Yavimaya onto the battlefield. If you don't, put it into its owner's graveyard. <CR>
{T}: Add {G}. <CR>
{T}: Target creature gets +1/+1 until end of turn.

Land -
If Heart of Yavimaya would come into play, sacrifice a Forest instead. If you do, put Heart of Yavimaya into play. If you don't, put it into its owner's graveyard. <CR>
{T}: Add {G} to your mana pool. <CR>
{T}: Target creature gets +1/+1 until end of turn.

Land -
If Heart of Yavimaya would enter the battlefield, sacrifice a Forest instead. If you do, put Heart of Yavimaya onto the battlefield. If you don't, put it into its owner's graveyard. <CR>
{T}: Add {G} to your mana pool. <CR>
{T}: Target creature gets +1/+1 until end of turn.