Tepu, of the Golden Temple

Spells you cast that target creatures you control
cost {2} less to cast.
Whenever a creature you control that was the
target of a spell this turn attacks, blocks, or is
dealt damage, it gains indestructible until end
of turn.
Blessed is the sun. It has seen everything there is to
see. Those who will listen shall be granted more
wisdom that one could ever wish for.