Many Worms of Dirt

Many Worms of Dirt enters the battlefield
with X +1/+1 counters, where X is equal to
the number of lands you control.
Landfall -- Whenever a land enters the battlefield
under your control, create a token that's a
copy of Many Worms of Dirt. The token
gains haste. Exile the token at the beginning
of the next end step.

"Uhughh... It's baaaad."