Destroy all creatures with 2 attack or less.
Equip to a creature. If it would be destroyed, cancel the destruction and fully heal it, then destroy this.
you would take damage: cancel that damage.
Heal 3. Draw 2 cards.
Exile all creatures.
Equip to a friendly creature. It gains +2 / +1. When this would be destroyed, place it on the top of your deck.
Equip to a friendly creature. It gains "whenever you cast a spell, draw a card".
Deal 2 damage to a creature. If that destroys it, heal 2.
Summon a creature that costs 1 or less from your exile. Search for "Lissa of the Waters".
Your spells cost less.
When you channel cards, shuffle them into your deck instead of exiling them.
(hand) your opponent targets a creature with a spell: summon this and switch that spell's target to this.
When you cast a spell, recover this.
When this enters the field, your opponent discards one card at random.
When this enters the field, attach a spell from the field to this. Can't attack unless this has a card attached.
(hand) you cast an spell: summon this; discard a card.
When this enters the field, return two spells from your exile to your hand.
Destroy a spell; if you do, draw a card.
Cast when your opponent casts a spell.Exile that spell; your opponent may return cards from their exile to their mana equal to that spell's mana cost.
you would take damage: 
cancel that damage.
