Norn's hunter oil beast

Norn's hunter oil beast enters the battlefield
with ten oil counters on it.
{x}, remove one oil counter from Norn's hunter
oil beast: it gains haste until the end of X turns.
{x}, remove two oil counters from Norn's hunter
oil beast: it gains trample until the end of X turns.
{x}, remove three oil counters from Norn's hunter
oil beast: it gains toxic 3 until the end of X turns