Space Beleren

Space sculptor (Space Beleren divides the battlefield into alpha, beta, and gamma sectors. If a creature isn't assigned to a sector, its controller assigns it to one. Opponents assign first.)
[+1]: Creatures in each sector can be blocked this turn only by creatures in the same sector.
[−1]: Put a +1/+1 counter on each creature in the sector of your choice.
[−5]: Destroy all creatures in the sector of your choice.