If a source would deal damage to a player, you may prevent X of that damage, where X is the number of Clerics you control.
3 /
4
{3}{W}
Bonescythe Sliver
Creature - Sliver
Sliver creatures you control have double strike. (They deal both first-strike and regular combat damage.)
2 /
2
{2}{W}{W}
Celestial Kirin
Legendary Creature - Kirin Spirit
Flying
Whenever you cast a Spirit or Arcane spell, destroy all permanents with that spell's mana value.
3 /
3
{1}{W}{W}
Field Marshal
Creature - Human Soldier
Other Soldier creatures get +1/+1 and have first strike. (They deal combat damage before creatures without first strike.)
2 /
2
{1}{W}
Impostor of the Sixth Pride
Creature - Shapeshifter
Changeling (This card is every creature type.)
3 /
1
{2}{W}{W}
Irregular Cohort
Creature - Shapeshifter
Changeling (This card is every creature type.)
When Irregular Cohort enters the battlefield, create a 2/2 colorless Shapeshifter creature token with changeling.
2 /
2
{2}{W}{W}
Irregular Cohort
Creature - Shapeshifter
Changeling (This card is every creature type.)
When Irregular Cohort enters the battlefield, create a 2/2 colorless Shapeshifter creature token with changeling.
2 /
2
{2}{W}
Kabira Evangel
Creature - Human Cleric Ally
Whenever Kabira Evangel or another Ally enters the battlefield under your control, you may choose a color. If you do, Allies you control gain protection from the chosen color until end of turn.
2 /
3
{2}{W}
King of the Pride
Creature - Cat
Other Cats you control get +2/+1.
2 /
1
{3}{W}
Kinsbaile Cavalier
Creature - Kithkin Knight
Knight creatures you control have double strike.
2 /
2
{2}{W}
Lancer Sliver
Creature - Sliver
Sliver creatures you control have first strike.
2 /
2
{2}{W}
Lancer Sliver
Creature - Sliver
Sliver creatures you control have first strike.
2 /
2
{3}{W}{W}
Lyra Dawnbringer
Legendary Creature - Angel
Flying, first strike, lifelink
Other Angels you control get +1/+1 and have lifelink.
5 /
5
{1}{W}
Reprobation
Enchantment - Aura
Enchant creature
Enchanted creature loses all abilities and is a Coward creature with base power and toughness 0/1. (It keeps all supertypes but loses all other types and creature types.)
{W}
Shields of Velis Vel
Tribal Instant - Shapeshifter
Changeling (This card is every creature type.)
Creatures target player controls get +0/+1 and gain all creature types until end of turn.
{W}
Sidewinder Sliver
Creature - Sliver
All Sliver creatures have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking creature gets -1/-1 until end of turn.)
1 /
1
{1}{W}
Sinew Sliver
Creature - Sliver
All Sliver creatures get +1/+1.
1 /
1
{1}{W}
Soulcatchers' Aerie
Enchantment
Whenever a Bird is put into your graveyard from the battlefield, put a feather counter on Soulcatchers' Aerie.
Bird creatures get +1/+1 for each feather counter on Soulcatchers' Aerie.
{1}
Universal Automaton
Artifact Creature - Shapeshifter
Changeling (This card is every creature type.)
1 /
1
{5}{W}{W}
Valiant Changeling
Creature - Shapeshifter
This spell costs {1} less to cast for each creature type among creatures you control. This effect can't reduce the amount of mana this spell costs by more than {5}.