Whenever Anesthesiologist attacks, teach Anesthesiologist lifelink if you control a white permanent. Otherwise, you gain 2 life.

When Beckoner of Ends enters, target player discards a card. Integrate that card.
Beckoner of Ends has deathtouch as long as a land card is integrated onto it.

Field Laboratory enters tapped.
{T}: Add {G} or {U}.
{1}, Discard Field Laboratory: Scry 2.

Corrupt — Each player exiles the top X cards of their library. You may cast a spell from among them with mana value X or less without paying its mana cost. If you control a permanent with greater mana value than this spell, you may cast up to two spells with mana value X or less from among them without paying their mana costs instead.

At the beginning of combat on your turn, creatures you control get +1/+1 until end of turn. If you control three or more Shrines, they get +2/+1 until end of turn instead.

Vigilance, haste
Whenever you cast a spell, if its mana value is greater than Xeia's power, put a number of +1/+1 counters on this creature equal to the difference and create a Treasure token.

Menace
When Covert Infiltrator is put into your graveyard from your library, you may pay 2 life. If you do or if you control a blue permanent, return this card to your hand.

When Heavy Snowfall enters, target creature you control gets +1/+1 and gains indestructible until end of turn.

Flying
Whenever you sacrifice a Memory, draw a card.

As this permanent transforms into Vasilisa, Waging War, it becomes your choice of a 7/7 Hydra with trample, a 6/5 Kraken with hexproof, or a 5/6 Spider with vigilance, reach, and deathtouch.

Target opponent reveals cards from the top of their library until four land cards are revealed. Exile each card revealed this way. If seven or fewer cards were exiled this way, scry 3.

When Leyspark Wielder enters, if you cast it, add {G}{U}{R}. Spend this mana only to cast instant or sorcery spells.
Whenever you cast an instant or sorcery spell, target creature gets +1/+1 and gains trample and haste until end of turn.

Flying, vigilance, lifelink

Enchant creature you control
When Fall from Nyx enters, destroy target artifact or land.
Enchanted creature gets +2/+0.

{W}: Charismatic Chameleon gains lifelink until end of turn.
{1}{R}: Charismatic Chameleon gets +1/+1 until end of turn.
{2}{U}: Charismatic Chameleon can't be blocked this turn.

When this land enters, sacrifice it. If you do, search your library for a basic Mountain or Plains card, put it onto the battlefield tapped, then shuffle.
{1}{R}{R}{W}{W}, Discard this card: Creatures you control get +2/+1 until end of turn.

Exile all creatures and all cards from each player's hand. Any player may play those cards during their turn for as long as they remain exiled, and mana of any type can be spent to cast those spells.
Exile Dawn of Peace.

Lifelink
Whenever Secluded Gorgon dies, you may bless target creature.

Target player discards two cards. They lose 2 life if they discarded a land card this way.

Equipped creature gets +1/+3 and has vigilance.
Equip {5}. This ability costs {2} less to activate if you have at least 3 life more than your starting life total.

Flying
When Soul's Sunset enters, exile up to two target cards from graveyards. You gain 2 life.
Surface {4}{B}{B}

Whenever this creature deals combat damage to a player or planeswalker, put a +1/+1 counter on it.

Level up {2}{B}
[level 1-2] Deathtouch
[level 3+] Deathtouch

Return any number of target creature cards with total mana value twice X or less from your graveyard to the battlefield. They're artifacts in addition to their other types.