Avatar Aang

{r}: Avatar Aang deals 1 damage to target creature.
{g}: Until end of turn, target land you control becomes a 2/2 Elemental creature with haste.
{w}: Prevent all noncombat damage that would be dealt to target creature or planeswalker this turn.
{u}: Counter target activated or triggered ability.
At the beginning of your upkeep, if you have 5
or less life, exile Avatar Aang.