: This creature gains flying until end of turn.
, Sacrifice this creature: Draw a card.

, : Add .

Serra Avatar's power and toughness are each equal to your life total.
When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.

Collect evidence 6: This Vehicle becomes an artifact creature until end of turn.
Whenever this Vehicle attacks, you may cast an instant or sorcery spell from among cards exiled with it. If that spell would be put into a graveyard, put it on the bottom of its owner's library instead.
Crew 2

First Contact — Whenever Overseer of Vault 76 or another creature you control with power 3 or less enters, put a quest counter on Overseer of Vault 76.
At the beginning of combat on your turn, you may remove three quest counters from among permanents you control. When you do, put a +1/+1 counter on each creature you control and they gain vigilance until end of turn.

, , Tap an untapped creature you control: Target creature gets +1/+1 until end of turn.

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.)

Destroy all creatures.
Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

This land enters tapped unless you control a Plains.
: Add .
, : Create a 1/1 white Human creature token.

, Sacrifice this creature: Destroy target artifact.

Creatures you control with power or toughness 1 or less can't be blocked.

Flash
When this creature enters, scry 1.

Create two 2/2 white Knight Ally creature tokens.

(: Add .)

When this enchantment enters, exile target creature an opponent controls with mana value 3 or less until this enchantment leaves the battlefield.
Whenever an opponent casts a Vampire spell with the same name as a card exiled with this enchantment, you gain 2 life.

This land enters tapped.
When this land enters, you gain 1 life.
: Add or .

This creature can't attack unless defending player controls an Island.
: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When this creature becomes monstrous, target land becomes an Island in addition to its other types.

At the beginning of your upkeep, sacrifice this creature unless you pay .

Flying
When this creature enters, create a 4/4 red Dragon creature token with flying.