Defender (This creature can't attack.)
Whenever this creature is dealt combat damage, you gain that much life.

As an additional cost to cast this spell, sacrifice a creature.
Destroy target creature. Its controller loses 2 life.

Search your library for three cards, exile them, then shuffle.
Draw a card at the beginning of the next turn's upkeep.

+1: You gain 2 life. Add , , or . Spend this mana only to cast a noncreature spell.
−2: Draw a card, then you may discard a card. When you discard a nonland card this way, Narset deals damage equal to that card's mana value to target creature or planeswalker.
−6: You get an emblem with "Whenever you cast a noncreature spell, this emblem deals 2 damage to any target."

Flash
Enchant creature
Whenever enchanted creature deals combat damage to defending player, you may destroy target artifact that player controls.

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This creature enters with five +1/+1 counters on it.
Whenever an artifact enters, remove a +1/+1 counter from this creature.

Destroy target tapped creature.

Destroy target land. Create a 1/1 red Goblin creature token.

When this creature enters, look at the top card of target player's library. You may put that card into their graveyard.

When this creature dies, you draw a card and you lose 1 life.

Target creature gains undying until end of turn. (When it 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.)

Flying
, Sacrifice another creature: Regenerate this creature.
, Sacrifice two other creatures: Destroy target creature.

When this creature dies, create three 1/1 green Saproling creature tokens.

: Reveal the top card of your library. If it's a creature card, put it onto the battlefield. Otherwise, put it into your graveyard.

, : Draw a card. If you have nine or more cards in hand, flip this creature.

Last Kiss deals 2 damage to target creature and you gain 2 life.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Spells you cast with mana value 6 or greater have cascade.

Whenever you draw a card, you may have target player mill a card.

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