Epic Growth

Level up {g}{b} (Put a level counter on this.
Level up as a sorcery.) +2/+2
Level 4-6: +4/+4, Reach, Deathtouch
Level 7+: +7/+7, Reach, Deathtouch, Trample
In order to survive, the spiders here started gaining
experience and growing from killing the boars in the
area. After they became super-highlevel and there
were no more boars, they turned to other creatures.