Target 1 face-up monster you control; banish any number of "Lightsworn" monsters from your GY, and if you do, that monster gains 200 ATK and DEF for each monster banished by this effect, until the end of this turn. If this card is sent from the Deck to the GY by a "Lightsworn" monster's effect: You can activate this effect; this turn, "Lightsworn" monsters you control cannot be destroyed by battle or card effects.
Banishes a lot of monsters to give a significant boost.
Use the ATK boost as a battle trap.
Banish Zone Setup
Banishing lots of Lightsworn monsters sets up your banish zone with targets for Lumina, Twilightsworn Shaman to revive. The mass banishing can also let you fulfill Punishment Dragon’s summoning condition.