Dancer in the Ashes

{r}: Dancer in the Ashes gets +1-1 until end of turn.
{r}: Dancer in the Ashes gets -1+1 until end of turn.
If Dancer in the Ashes's power is 4 or greater, copy the next red instant you cast this turn.
If Dancer in the Ashes's toughness is 4 or greater, copy the next red sorcery you cast this turn.