Holland, Dimension Hopper

Warp 4—{w}{u} (You may cast this spell for it's
warp cost any time you could cast an instant except it enters the battlefield with four -1/-1 counters on it.)
Dimension spells you cast cost X less to cast
where X is equal to Holland, Dimension
Hopper's power.
Creatures you control in sectors get +2/+2
for each Dimension you control.