When this creature enters, you may return target enchantment card from your graveyard to your hand.

Enchant creature
Enchanted creature gets +2/+2 for each Aura attached to it and has vigilance.

Sacrifice an enchantment: This creature gets +2/+2 until end of turn.

When this creature enters, search your library for an Aura card that could enchant it. If this creature is still on the battlefield, put that Aura card onto the battlefield attached to it. Otherwise, reveal the Aura card and put it into your hand. Then shuffle.

Flying
Mentor
At the beginning of combat on your turn, choose up to one target creature you control. Until end of turn, that creature gets +2/+0, gains trample if it's red, and gains vigilance if it's white.

Flying, vigilance, haste
Whenever a player attacks with three or more creatures, you draw a card.
Whenever a player attacks with five or more creatures, Aurelia deals 3 damage to each of your opponents and you gain 3 life.

Flying, vigilance, haste
Whenever Aurelia attacks for the first time each turn, untap all creatures you control. After this phase, there is an additional combat phase.

Flying, lifelink, ward
Disguise
When this creature is turned face up, exile up to X other target creatures from the battlefield and/or creature cards from graveyards.
When this creature leaves the battlefield, return the exiled cards to their owners' hands.

Whenever a creature deals damage to you, put a gold counter on it.
Each creature with a gold counter on it is a Wall in addition to its other creature types and has defender.
When this enchantment leaves the battlefield, remove all gold counters from all creatures.

: Target creature gets +X/+X until end of turn, where X is this creature's power.

Protection from black and from red
Whenever another creature enters, you may gain 1 life.

Metalcraft — This creature has double strike as long as you control three or more artifacts.

As long as this creature is equipped, it gets +1/+1 and has first strike.

, Sacrifice this creature: Prevent all damage a source of your choice would deal to you this turn.

: Return target artifact card with mana value 1 or less from your graveyard to your hand.

: Target artifact creature blocks this creature this turn if able.
: Target artifact creature can't block this creature this turn.

Equip costs you pay cost less.
As long as this creature is equipped, each creature you control that's a Soldier or a Knight gets +1/+1.

Metalcraft — As long as you control three or more artifacts, this creature gets +2/+2 and has flying.

When this creature enters, you may return target Equipment card from your graveyard to the battlefield. If you do, you may attach it to this creature.

, : Tap target artifact.

Flying
: Attach target Equipment you control to target creature you control.

Trample
Whenever this creature attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

Trample
When this creature enters, you may search your library for an Aurochs card, reveal it, put it into your hand, then shuffle.
Whenever this creature attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

Vigilance
Shooting Star — Whenever Auron attacks, put a +1/+1 counter on it. When you do, exile target creature defending player controls with power less than Auron's power until Auron leaves the battlefield.

Attacking creatures get +2/+0 until end of turn.
Flashback

Trample
Vivid — When this creature enters, reveal cards from the top of your library until you reveal X permanent cards, where X is the number of colors among permanents you control. Put any number of those permanent cards onto the battlefield, then put the rest of the revealed cards on the bottom of your library in a random order.

Whenever this creature attacks, if your team controls another Warrior, tap target creature.

, Sacrifice this creature: Prevent the next 3 damage that would be dealt to any target this turn.
Whenever you cast a multicolored spell, you may return this card from your graveyard to your hand.