You may have this creature enter as a copy of any creature on the battlefield.

Flying
Whenever another nontoken artifact you control enters, create a 2/2 white Human Knight creature token with "This token gets +2/+2 as long as an artifact entered the battlefield under your control this turn."
Crew 2

Defender, flying
Shroud (This creature can't be the target of spells or abilities.)

Skulk (This creature can't be blocked by creatures with greater power.)
Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card.
Whenever you discard a creature card, you may pay . If you do, create a 3/2 colorless Eldrazi Horror creature token.

You and target opponent play Seven Questions with the top card of that player's library. If you win, prevent all damage that would be dealt this turn by a source of your choice. (To play Seven Questions, that player looks at the card, then you ask up to six yes-or-no questions about the card that they answer truthfully. You guess the card's name—that's question seven—then the player reveals the card.)

Return target creature to its owner's hand. You create a token that's a copy of that creature.

Defender (This creature can't attack.)
, : Target player discards a card. Activate only as a sorcery.

Exile any number of target creatures and/or planeswalkers you control. At the beginning of the next end step, return each of them to the battlefield under its owner's control. Each of them enters with an additional +1/+1 counter on it if it's a creature and an additional loyalty counter on it if it's a planeswalker.

Whenever a player casts a spell they don't own, that player creates a Treasure token.
Whenever a creature deals combat damage to one of your opponents, its controller looks at the top card of that opponent's library and exiles it face down. They may play that card for as long as it remains exiled. Mana of any type can be spent to cast a spell this way.

Exile target creature you own, then return it to the battlefield under your control. The Ring tempts you.

Haste
Whenever this creature attacks, defending player reveals the top card of their library. If it's a land card, that player puts it into their hand.

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, exile the top card of your library. Until end of turn, you may play that card.

Exile any number of creatures you control, then return them to the battlefield under their owner's control. Then repeat this process X more times.

Return target creature card from your graveyard to the battlefield. Sacrifice that creature at the beginning of the next end step.

You gain X life and draw X cards.

(: Add .)

Flying
Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.
Sacrifice a Spirit: Add .

At the beginning of your upkeep, if this creature is in your graveyard, you may pay . If you do, return target creature card from your graveyard to your hand.

Gain control of all creatures target opponent controls until end of turn. Untap those creatures. They gain haste until end of turn. You can't attack that player this turn. You can't sacrifice those creatures this turn.

When this creature enters, if was spent to cast it, return target creature card with mana value 3 or less from your graveyard to the battlefield.
When this creature enters, if was spent to cast it, put three -1/-1 counters on up to one target creature.
Evoke