Gooba Bear

Haste
Stubbornness - When Gooba Bear attacks, roll a
six sided dice after defenders are declared:
1-2 Gooba Bear does nothing, 3-4 Gooba Bear
attacks with normal power and toughness,
5-6 Gooba attacks with Back Talk.
Back Talk - when this ability is activated Gooba
Bear gains +2/+2 and target creature gets 0/-2.
"Rou, rou, rou" *GASP* "GOOBAZ!?"