HOLY TRINITY

when a unit from your army is selected to shoot.
Select one eligible target for that unit that is
within range of, and visible to, at least one model
in that unit equipped with a bolt weapon, one
model in that unit equipped with a flame weapon
and one model in that unit equipped with a
melta weapon. Until the end of the phase,
models in that unit can only make attacks
that target that enemy unit, but each time
such an attack is made with a bolt weapon,
a flame weapon or a melta weapon,