, , Sacrifice a land: Draw a card and put a charge counter on Arcane Spyglass.
Remove three charge counters from Arcane Spyglass: Draw a card.

: Prevent the next 1 damage that would be dealt to any target this turn.
Put a -1/-1 counter on Barrenton Medic: Untap Barrenton Medic.

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery.
Spells you cast of the chosen type cost less to cast.

Whenever you gain life, you may pay . If you do, put a +1/+1 counter on target creature for each 1 life you gained.

( can be paid with any two mana or with . This card's converted mana cost is 6.)
Flame Javelin deals 4 damage to any target.

Flamebreak deals 3 damage to each creature without flying and each player. Creatures dealt damage this way can't be regenerated this turn.

Whenever Flayed Nim deals combat damage to a creature, that creature's controller loses that much life.
: Regenerate Flayed Nim.

Create a 4/4 red and green Giant Warrior creature token with haste. Exile it at the beginning of the next end step.
Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it.)

: Target Goblin creature gets +1/+0 until end of turn.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

All creatures attack each combat if able.
All creatures block each combat if able.

Each Sliver card in each player's hand has slivercycling .
Slivercycling (, Discard this card: Search your library for a Sliver card, reveal it, put it into your hand, then shuffle your library.)

Reach (This creature can block creatures with flying.)
Cycling (, Discard this card: Draw a card.)

Flying
, Sacrifice Kithkin Spellduster: Destroy target enchantment.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

, , Discard a card: Create a 1/1 green Elf Druid creature token named Llanowar Elves. It has ": Add ."

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)
Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Destroy target artifact or enchantment.

When Nucklavee enters the battlefield, you may return target red sorcery card from your graveyard to your hand.
When Nucklavee enters the battlefield, you may return target blue instant card from your graveyard to your hand.

Enchant creature
Enchanted creature has ": This creature deals 1 damage to any target."

, : Put target creature on the bottom of its owner's library. That creature's controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield and the rest on the bottom of their library in any order. Activate this ability only any time you could cast a sorcery.