Battlewasp - Ballista the Armageddon

1 Tuner + 1+ non-Tuner monsters
If this card is Special Summoned: You can banish all Insect monsters from your GY; all monsters your opponent currently controls lose 500 ATK/DEF for each of your banished Insect monsters. If this card attacks a Defense Position monster, inflict piercing battle damage. If this Synchro Summoned card in its owner's control is destroyed by an opponent's card: You can Special Summon 3 of your banished Level 11 or lower Insect monsters.