Baserunner

Choose any two of the abilities below. Can only be
used once per turn.
{r}{r}: create a 1/1 landmine artifact with deathtouch
onto the battlefield.
{b}{b}: create a 1/2 turret artifact onto the battlefield.
{b}{b}{2}: create a 2/4 advanced turret artifact with
reach onto the battlefield.

This spell cant be countered.