Downdraft
{2}{G}
Enchantment
{G}: Target creature loses flying until end of turn.
Sacrifice ~this~: It deals 2 damage to each creature with flying.
Tornado Elemental
{5}{G}{G}
Creature -- Elemental
6/6
When ~this~ enters, it deals 6 damage to each creature with flying.
You may have ~this~ assign its combat damage as though it weren't blocked.