Jaeger, Eye of the Storm

Flying, Hexproof
Whenever an instant or sorcery spell you control deals damage, if you cast it from your hand, you may put a +1/+1 counter on Jaeger, Eye of the Storm.
At the beginning of your upkeep, choose one: Draw a card for each +1/+1 counter on Jaeger, Eye of the Storm. Or Jaeger, Eye of the Storm deals 1 damage for each +1/+1 counter on it to target creature or player.