Spell Portal

Spell Portal when summoned must be set up
wholly within 18'' of the caster.
Once per turn, if a Wizard successfully casts a
spell within 1'' of this endless spell, the range,
visibility and effect of the spell can be measured
from this endless spell instead of the caster.
Once per turn A predatory spell within 6''
of this spell can be re-set up within 6''.