Sun strike
invoker attack 1
Special: Sun strike can be used as a ranged basic attack.
Target: one creature
Attack: Wisdom vs. Reflex
Hit: "1d8 + Wisdom modifier radiant damage, and you slide the target 1 square.
"Level 21: 2d8 + Wisdom modifier radiant damage."[PH2:103]
Sun strike is an at-will power available to invokers at 1st level.