Defiling Tears

Until end of turn, target creature becomes black, gets +1/-1, and gains "{B}: Regenerate this creature."

getting more of

Serra's Embrace

Enchant creature
Enchanted creature gets +2/+2 and has flying and vigilance. (Attacking doesn't cause it to tap.)

Angelic Blessing

Target creature gets +3/+3 and gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Pacifism

Enchant creature
Enchanted creature can't attack or block.

Angel of Mercy

Flying
When Angel of Mercy enters, you gain 3 life.

Opal Archangel

When an opponent casts a creature spell, if Opal Archangel is an enchantment, Opal Archangel becomes a 5/5 Angel creature with flying and vigilance.

Angelic Renewal

Whenever a creature is put into your graveyard from the battlefield, you may sacrifice Angelic Renewal. If you do, return that card to the battlefield.

Mask of Law and Grace

Enchant creature
Enchanted creature has protection from black and from red.

Wayward Angel

Flying, vigilance
Threshold — As long as seven or more cards are in your graveyard, Wayward Angel gets +3/+3, is black, has trample, and has "At the beginning of your upkeep, sacrifice a creature."

Serra's Sanctum

{T}: Add {W} for each enchantment you control.

Desolation Angel

Kicker {W}{W} (You may pay an additional {W}{W} as you cast this spell.)
Flying
When Desolation Angel enters, destroy all lands you control. If it was kicked, destroy all lands instead.

Radiant's Judgment

Destroy target creature with power 4 or greater.
Cycling {2} ({2}, Discard this card: Draw a card.)

Cathedral of Serra

White legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Righteous Cause

Whenever a creature attacks, you gain 1 life.

Crypt Angel

Flying, protection from white
When Crypt Angel enters, return target blue or red creature card from your graveyard to your hand.

Starlit Angel

Silver Seraph

Flying
Threshold — Other creatures you control get +2/+2 as long as seven or more cards are in your graveyard.

Warrior Angel

Flying
Whenever Warrior Angel deals damage, you gain that much life.

Serra's Boon

Enchant creature
Enchanted creature gets +1/+2 as long as it's white. Otherwise, it gets -2/-1.

Voice of Law

Serra Advocate

Flying
{T}: Target attacking or blocking creature gets +2/+2 until end of turn.

Glimmering Angel

Flying
{U}: Glimmering Angel gains shroud until end of turn. (It can't be the target of spells or abilities.)

Gabriel Angelfire

At the beginning of your upkeep, choose flying, first strike, trample, or rampage 3. Gabriel Angelfire gains that ability until your next upkeep. (Whenever a creature with rampage 3 becomes blocked, it gets +3/+3 until end of turn for each creature blocking it beyond the first.)

Serra's Blessing

Creatures you control have vigilance. (Attacking doesn't cause them to tap.)

Angelfire Crusader

{R}: Angelfire Crusader gets +1/+0 until end of turn.

Radiant, Archangel

Flying, vigilance
Radiant, Archangel gets +1/+1 for each other creature on the battlefield with flying.

Guiding Spirit

Flying
{T}: If the top card of target player's graveyard is a creature card, put that card on top of that player's library.

Serra's Liturgy

At the beginning of your upkeep, you may put a verse counter on Serra's Liturgy.
{W}, Sacrifice Serra's Liturgy: Destroy up to X target artifacts and/or enchantments, where X is the number of verse counters on Serra's Liturgy.

Selenia, Dark Angel

Flying
Pay 2 life: Return Selenia, Dark Angel to its owner's hand.

Angelic Aberration

Devoid (This card has no color.)
Flying, vigilance
When Angelic Aberration enters, sacrifice any number of creatures each with base power or toughness 1 or less. Create that many 4/4 colorless Eldrazi Angel creature tokens with flying and vigilance.

Angelic Wall

Defender (This creature can't attack.)
Flying

Angel of Retribution

Serra's Hymn

At the beginning of your upkeep, you may put a verse counter on Serra's Hymn.
Sacrifice Serra's Hymn: Prevent the next X damage that would be dealt this turn to any number of targets, divided as you choose, where X is the number of verse counters on Serra's Hymn.

Serra Bestiary

Enchant creature
At the beginning of your upkeep, sacrifice Serra Bestiary unless you pay {W}{W}.
Enchanted creature can't attack or block, and its activated abilities with {T} in their costs can't be activated.

Voice of Truth

Angelic Curator

Angelic Chorus

Whenever a creature you control enters, you gain life equal to its toughness.

Angelic Page

Flying
{T}: Target attacking or blocking creature gets +1/+1 until end of turn.

Akroma, Angel of Wrath

Flying, first strike, vigilance, trample, haste, protection from black and from red