Channel

Return target card from your graveyard to your hand.

Counter target spell.

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Lightning Helix deals 3 damage to any target and you gain 3 life.

As an additional cost to cast this spell, discard a card. Draw two cards.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

You gain 3 life. Storm (When you cast this spell, copy it for each spell cast before it this turn.)