Affinity for artifacts
Flying

Whenever a Kraken, Leviathan, Octopus, or Serpent you control deals combat damage to a player, create a 9/9 blue Kraken creature token.

When this Spacecraft enters, return up to two target non-Spacecraft creatures to their owners' hands.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 9+.)
9+: Flying
Whenever this Spacecraft attacks, defending player mills four cards.
4/7

Exile target instant or sorcery card from your graveyard and target instant or sorcery card from an opponent's graveyard. Copy those cards. Cast the copies if able without paying their mana costs. Exile Spelltwine.

This creature can't attack unless you control another artifact.

Affinity for artifacts
Whenever an artifact you control enters, untap this creature.

Flying
, Exile the top card of your library: Tap target creature with flying.
, Exile the top card of your library: If the exiled card is a snow land, this creature gets +1/+1 until end of turn.

Choose one or both —
• Put target creature on top of its owner's library.
• Return target creature to its owner's hand.

Draw three cards. Target player mills three cards.

Vigilance, ward
At the beginning of each end step, if you faced a dilemma this turn, target opponent exiles cards from the top of their library until they exile a nonland card. You may cast that card without paying its mana cost.

Convoke
Flying

When this creature enters, you take the initiative.
Whenever you cast your second spell each turn, copy it. If you've completed a dungeon, copy that spell twice instead. You may choose new targets for the copies. (A copy of a permanent spell becomes a token.)

If you would draw a card, look at the top three cards of your library instead. Put one of those cards into your hand and the rest on the bottom of your library in any order.

Vigilance
Ward
Trelane can't be blocked.

Choose a card name. Target player reveals cards from the top of their library until a card with that name is revealed. If it is, that player puts the rest of the revealed cards into their graveyard and puts the card with the chosen name on top of their library. Otherwise, the player shuffles.

When this creature enters, put target creature on top of its owner's library.

Flying, ward
Whenever you remove a time counter from this card while it's exiled, surveil 1.
Suspend 6 —

Flying
Landfall — Whenever a land you control enters, this creature gets +2/+2 until end of turn.

When this enchantment enters, draw two cards.
At the beginning of each other player's draw step, that player draws an additional card.
At the beginning of your draw step, draw two additional cards.

Choose one. If you control a commander as you cast this spell, you may choose both instead.
• Create a token that's a copy of target permanent, except it's a 4/4 Dragon creature with flying in addition to its other types.
• Target player draws cards equal to the greatest mana value among permanents you control.

This creature enters with your choice of a flying counter or a hexproof counter on it.

Flying
This creature gets -2/-2 as long as blue is the most common color among all permanents or is tied for most common.

When this creature blocks, return it to its owner's hand.

Flying, deathtouch
Megamorph
When this creature is turned face up, put a +1/+1 counter on each other Dragon creature you control.

This creature gets +1/+1 as long as you control another black creature.

Flying
Whenever this creature deals combat damage to a player, you gain 1 life and surveil 1.
Disguise

Choose one —
• Destroy target creature.
• Return target creature card from your graveyard to the battlefield.
Entwine — Sacrifice three lands.

Flash
When this creature enters, target creature an opponent controls gets -2/-2 until end of turn. Remove all counters from that creature.

More Than Meets the Eye
At the beginning of your end step, target opponent loses life equal to the life that player lost this turn. If no life is lost this way, convert Blitzwing.

Assist (Another player can pay up to of this spell's cost.)
When this creature enters, target opponent loses 2 life and you gain 2 life.