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Eldritch blast
warlock (all) attack 1

"You fire a bolt of dark, crackling eldritch energy at your foe."[PH:132][U :W]

Special: Characters must choose to use either Charisma or Constitution for this power at 1st level. This choice can't be changed later.
Eldritch blast counts as a ranged basic attack.

Target: one creature

Attack: Charisma or Constitution vs. Reflex

Hit: "1d10 + Charisma or Constitution modifier damage."
Level 21: "2d10 + Charisma or Constitution modifier damage."[PH:132][U :W]

Eldritch blast is an at-will power available to warlocks at 1st level.

Warlocks may instead choose Eldritch strike instead of this power, which is a melee at-will attack.