Labyrinth Mistprowler

Labyrinth Mistprowler gets +1/+1 for each Wall you control.
Whenever you cast a Trap spell, create a 0/2 colorless Wall artifact creature token.
{2}{u}, tap X untapped Walls you control: Search your library for a Trap card and put it into your hand, then shuffle your library.
It's not an illusion, the walls are closing in.