Javinó, Burst Leader

When Javino, Burst Leader enters the battlefield,
create two 3/3 Green Boar creature tokens with
haste and trample.
When Javino, Burst Leader or another Boar attacks, choose one—
•Search your library for a Forest or Plains land,
put it onto the battlefield tapped, then shuffle
your library
•Create a 3/3 Green Boar token with haste and
trample.