Natein stormblade

+1: until end of turn target creature gains double strike and "when this creature dies it deals 3 damage to each creature your opponents control"
0: create a 3/2 blue and red elemental creature token with "sacrifice this creature: it deals 3 damage to any target and you draw a card"
-2: create a legendary artifact equipment token named stormblade with "equipped creature gets +3/+0 and double strike and equip: pay 3 life"