If this spell is the first spell you've cast this game, you may cast it without paying its mana cost.
Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Flying
When this creature enters, you get (two energy counters).
Whenever this creature attacks, you may pay . If you do, another target attacking creature gains flying until end of turn.

Target creature you control deals damage equal to its power to target creature you don't control. If the creature you control has trample, excess damage is dealt to that creature's controller instead.

When this creature enters, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")
Whenever another creature you control enters, you gain 1 life.

, Sacrifice this creature: Return up to one target artifact card and up to one target enchantment card from your graveyard to your hand.

: This creature deals 1 damage to target attacking or blocking creature.

Target player sacrifices a creature of their choice.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target creature card from your graveyard to your hand.
Recover (When a creature is put into your graveyard from the battlefield, you may pay . If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)

At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice this enchantment and destroy all lands.

Defender
, : Target player mills X cards, where X is the number of creatures you control with defender.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When this creature is turned face up, you may tap or untap target permanent.

Swarm of Rats's power is equal to the number of Rats you control.

Enchant creature
Enchanted creature gets +1/+3 and has reach. (It can block creatures with flying.)

Creatures you control get +0/+1.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When this creature dies, draw a card.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

When this creature dies, draw a card.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Jaya's Immolating Inferno deals X damage to each of up to three targets.

Whenever equipped creature attacks alone, it gets +1/+1 until end of turn for each other creature you control.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

When this enchantment enters, exile target creature an opponent controls with mana value 3 or less.
When this enchantment leaves the battlefield, target opponent creates a 3/3 green Dinosaur creature token with trample.

Hexproof, reach

Enchant creature
Enchanted creature has lifelink and "Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature." (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)

Rally — Whenever this creature or another Ally you control enters, creatures you control gain first strike until end of turn.

Volcanic Spite deals 3 damage to target creature, planeswalker, or battle. You may put a card from your hand on the bottom of your library. If you do, draw a card.

Enchant creature
Enchanted creature can't attack or block.

Destroy target nonlegendary creature.

Reveal the top five cards of your library. You may put a creature or enchantment card from among them into your hand. Put the rest into your graveyard.

Create X 1/1 red Elemental Cat creature tokens with haste. Exile them at the beginning of the next end step.
Flashback—, Sacrifice X Mountains. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Add .

: Exile target card from a graveyard. If it was a permanent card, put a +1/+1 counter on this permanent.
Equipped creature gets +1/+1 for each +1/+1 counter on this Equipment.
Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Replicate (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Target Mountain becomes a 3/1 creature. It's still a land.

: Add .

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

: Target creature gets -X/-0 until end of turn, where X is the number of Merfolk and/or Faeries you control.

Destroy target tapped creature.
Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)