Gareth god of tigers

trample, vigilance, haste, flying, first strike , when this creature enters the battle field you may destroy target
permanent target player controls.
this creatures power and toughness are each equal to your devotion to white and green
{g/w}{g/w}gain 2 life
this creature cant attack . lose one life this creature can attack until end of turn.
sacrifice a creature gain life equal to its toughness .