Boros Charm

When you activate this charm,
you can cast the crusader's mantle or haste spell.
Alternatively you can cast guiding bolt spell,
and if it hits you regain hit points
equal to the damage dealt.
The charm vanishes after you activate it.
The sell's save DC is 15, it's ttack bonus is +7,
and the spellcasting ability modifier
for any spell is +4.
A bronze plaque is emblazed with the Boros symbol.