Burst of Nature

Outburst {1}{g} - (As you cast this card, you may
pay its Outburst cost any number of times. If you do, activate the appropriate abilities based on the multiple times that cost was paid.)
Search your library for up to two basic lands and put them onto the battlefield tapped, then shuffle your library.
Every 1 time - Put two 0/1 green Plant creature tokens onto the battlefield.
Every 2 times - Put two +1/+1 counters on each creature you control.