When this creature dies, you may exile it. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield and put all other cards revealed this way into your graveyard.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
Sacrifice an artifact: Put a +1/+1 counter on target creature.

, : Reveal any number of red cards in your hand. This creature deals X damage to any target, where X is the number of cards revealed this way.

At the beginning of your upkeep, sacrifice this creature unless you discard a card.
: This creature deals 1 damage to target creature.
: Regenerate this creature.

Haste
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters, it deals 3 damage to target player or planeswalker.

Whenever an opponent casts a creature spell, this enchantment deals 1 damage to that player.

Each other non-Aura enchantment is a creature in addition to its other types and has base power and base toughness each equal to its mana value.

Flying

First strike, haste

Flying, protection from blue

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.

Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles.

Exile target nonbasic land. Search its controller's graveyard, hand, and library for all cards with the same name as that land and exile them. Then that player shuffles.

Enchant creature
When enchanted creature dies, that creature's controller may search their library for a creature card, put that card onto the battlefield, then shuffle.

Exile target artifact. Search its controller's graveyard, hand, and library for all cards with the same name as that artifact and exile them. Then that player shuffles.

When you control no other creatures, sacrifice this creature.

, : Reveal any number of white cards in your hand. You gain 2 life for each card revealed this way.

When this creature dies, you may exile it. If you do, search your library for an enchantment card, put that card onto the battlefield, then shuffle.

Reach (This creature can block creatures with flying.)

When this creature dies, all creatures get -1/-1 until end of turn.
, Sacrifice this creature: Draw a card.

: This creature gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)
: This creature gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Put two target lands on top of their owners' libraries.

As long as this creature is enchanted, it gets +2/+2 and has flying, first strike, and trample.

Target player loses 4 life and you gain 4 life.

Enchant creature
When this Aura enters, untap up to five lands.
You control enchanted creature.

: Prevent the next 4 damage that would be dealt to any target this turn.

This creature can't be blocked as long as defending player controls an enchantment.

Flying
When you control no artifacts, sacrifice this creature.

Skip your draw step.
Pay 1 life: Draw a card.

, Sacrifice a creature: This creature deals damage equal to the sacrificed creature's power to any target.

Destroy target land and all other lands with the same name as that land.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters or dies, create two 1/1 red Goblin creature tokens.

: Regenerate this creature. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

You may have this creature assign its combat damage as though it weren't blocked.

Flying
: Untap this creature.