Effect(xEFID,xID,xXX,xYY,x00)

Uses an ability or effect on target Unit or Panel.

EFID = Ability/Effect ID
-x0000-x01FF, casts Spell as Indexed.
-x0200+, casts Effect off a list. 
(List is unavailable at this time.)

ID = Unit ID
-Target Unit's ID in ENTD.

XX = X-Coordinate
-Target Panel's X-value.

YY = Y-Coordinate
-Target Panel's Y-value.