Jacob, Devil's Advocate

When a creature becomes goaded, put a
+1/+1 counter on up to one target creature.
Boast - 1: Goad target creature. (Activate this
ability only if this creature attacked this turn
and only once each turn.)
{g}{g}: Create a 2/2 green Human Warrior
creature token named Rex with trample.
Choose a Background (You can have a background
as a second Commander.)