Astronomer's Sapphire Lens

When Astronomer's Sapphire Lens comes into
play,counter the next spell you cast No other
Legendary artifact can enter play until the end of
the turn.
{t} Add {u}.
"It was being used by astronomers in Seaton to screen
out the view of red stars.They had no idea of its
porential!" - Glacian Moximilliand Powerforge
master.