, Sacrifice this artifact: Exile target player's graveyard.

At the beginning of your end step, if you've cast a noncreature spell this turn, reveal the top five cards of your library. For each card type among noncreature spells you've cast this turn, you may put a card of that type from among the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

When this creature enters, mill three cards. Put a land card from among the milled cards into your hand. If you can't, create a Treasure token. (To mill three cards, put the top three cards of your library into your graveyard.)

Target creature gets +3/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Deathtouch
When Vraska enters, if you control six or more lands, destroy target permanent an opponent controls. They create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

Reveal the top four cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard.

This creature enters with six +1/+1 counters on it.
, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature.
, Remove a +1/+1 counter from this creature: Regenerate this creature.

(: Add .)

This land enters tapped.
: Add or .

Hideaway 5 (When this enchantment enters, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.)
Whenever you attack with one or more creatures, create that many 1/1 green and white Citizen creature tokens. Then if you control ten or more creatures, you may play the exiled card without paying its mana cost.

Equipped creature gets +1/+0 and has first strike.
Equip

Flying, ward
Domain — Whenever this creature deals combat damage to a player, reveal the top X cards of your library, where X is the number of basic land types among lands you control. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard. (Piles can be empty.)

Flying
: Return another target permanent you control to its owner's hand. Activate only during your turn.

If a source would deal damage to equipped creature, prevent X of that damage, where X is the number of creatures you control.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Enchant creature
Enchanted creature gets +3/+3.
Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

Up to two target creatures can't block this turn.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

: Add one mana of any color. You get two poison counters.

Vigilance

: Add or .
: This artifact becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

Whenever you crank this Contraption, destroy target artifact.