Deadly Sewers

The chosen creature type(s) for this card are:
assassin, bat, crocodile, insect, imp, leech,
goblin, minotaur, ninja, orc, ooze, rat,
rogue, slug, troll, turtle, vampire.
All of the chosen creature types you control
get +0/+1, gain reach, and can be played as
though they had flash.
Depending on the size of the city,
there could be anything down there!