Lightning's Swarm

Flying, first strike
When Lightningxs Swarm enters the battlefield
place a presence token on target land you control.
{3}{r}{r}: you may play sorceries or enchantments
as if they had flash until end of turn. This ability
costs {1} or {r} less for each presence
token you control.
"The invaders were swift. The vengance
on wings was swifter"