Bravehoof, Tireless Defender

When Bravehoof, Tireless Defender enters the battlefield, create a Legendary 2/2 Wyvern Token with Flying and Deathtouch named possum
{2}{g}: Put a +1/+1 Counter on target Wyvern you control, it then fights target creature you don't control
{2}{w},{t}: Prevent the next 3 damage target creature would take, Bravehoof, Tireless Defender then takes 3 damage
{2}{r}: All creatures able to block Bravehoof, Tireless Defender must do so until end of turn