Archon of Redemption

Flying
Whenever Archon of Redemption or another creature you control with flying enters, you may gain life equal to that creature's power.

Celestial Enforcer

{1}{W}, {T}: Tap target creature. Activate only if you control a creature with flying.

Destroy target tapped creature. You gain 1 life for each creature you control with flying.

Whenever Falconer Adept attacks, create a 1/1 white Bird creature token with flying that's tapped and attacking.

Flying
When Gale Swooper enters, target creature gains flying until end of turn.

Flying
When Archon of Justice dies, exile target permanent.

Thriving Heath enters tapped. As it enters, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

Up to two target creatures each get +2/+2 until end of turn.

Target creature gets +1/+7 until end of turn.

Enchant creature
Enchanted creature has defender and loses flying.

Flying
Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Defender (This creature can't attack.)
Attacking creatures you control get +1/+0.