Flying
When this creature enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Counter target creature spell.
Draw a card.

: This creature deals 1 damage to target player.

Landfall — Whenever a land you control enters, create a 2/2 green Elemental creature token.

Draw two cards. Then discard a card unless you attacked this turn.

This creature doesn't untap during your untap step.
, Sacrifice another creature: Untap this creature. Activate only during your turn.

Choose one —
• Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
• Destroy target creature with toughness 4 or greater.

Enchant creature
Enchanted creature gets +2/+2.
As long as another Aura is attached to enchanted creature, it has first strike and lifelink.

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.

When this creature enters, it deals 4 damage to target creature.

: Target creature you control can't be blocked by creatures with power 2 or less this turn.

Each player sacrifices two creatures of their choice.

Flying, deathtouch
Whenever you gain life, this creature gets +1/+1 until end of turn.

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

: Add .
, , Sacrifice this land: Return target artifact card from your graveyard to your hand.

When this creature enters, look at the top four cards of your library. You may reveal a creature or land card from among them and put it on top of your library. Put the rest on the bottom of your library in a random order.

Enchant creature
Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, you may draw a card."
At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice this Aura.

When this creature enters, you may have it fight target creature you don't control. (Each deals damage equal to its power to the other.)

Whenever this creature attacks, it deals 1 damage to any target.

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

When this creature enters, tap up to one target creature. You gain life equal to that creature's power.

When this creature dies, it deals 1 damage to any target.
: This creature gets +2/+0 until end of turn.

Magma Jet deals 2 damage to any target. Scry 2.

When this creature enters, you draw two cards and you lose 2 life.

Flying
: This creature gets +1/+0 until end of turn.

Choose any target. Scry 3, then reveal the top card of your library. Riddle of Lightning deals damage equal to that card's mana value to that permanent or player.

As long as you control a Dragon, this creature gets +1/+1 and has flying and trample.

Flying
Whenever you cast an enchantment spell, put a +1/+1 counter on this creature.

Reach (This creature can block creatures with flying.)
Whenever you cast an instant or sorcery spell, this creature deals 1 damage to target creature an opponent controls.

When this creature dies, create a 3/3 green Boar creature token.

Whenever this creature attacks, creatures you control get +1/+1 until end of turn.

Create four 1/1 red Goblin creature tokens.

Dragon spells you cast cost less to cast.

, Sacrifice a creature: Target opponent reveals their hand. You choose a card from it. That player discards that card. Activate only as a sorcery.

Enchant creature
Enchanted creature gets -2/-2.
At the beginning of the upkeep of enchanted creature's controller, that player loses 2 life.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.