Infantry Veteran

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

Angel's Feather

Whenever a player casts a white spell, you may gain 1 life.

Enchant creature
Enchanted creature can't attack or block.

Flying, vigilance (This creature can't be blocked except by creatures with flying or reach, and attacking doesn't cause this creature to tap.)

Prevent the next 4 damage that would be dealt to any target this turn.

Flying
When this creature enters, you gain 3 life.

Destroy target attacking creature. You gain life equal to its power.

Target blocking creature gets +7/+7 until end of turn.

{T}: This creature deals 1 damage to target attacking or blocking creature.

{X}{W}, {T}: This creature deals X damage to target attacking or blocking creature.

When this creature enters, you gain 2 life.

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