Soul's Attendant

Whenever another creature enters, you may gain 1 life.

Drifting Meadow

Drifting Meadow enters tapped.
{T}: Add {W}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Secluded Steppe enters tapped.
{T}: Add {W}.
Cycling {W} ({W}, Discard this card: Draw a card.)

Exile target creature. Its controller gains life equal to its power.

If an opponent controls more lands than you, search your library for up to three Plains cards, reveal them, put them into your hand, then shuffle.

Whenever you gain life, put a +1/+1 counter on this creature.

Whenever Leonin Warleader attacks, create two 1/1 white Cat creature tokens with lifelink that are tapped and attacking.

Whenever you gain life, you may pay {2}. If you do, draw a card.
{3}{W}: Create a 1/1 white Soldier creature token with lifelink.

{T}: Target creature you control gains protection from the color of your choice until end of turn.

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

Castle Ardenvale enters tapped unless you control a Plains.
{T}: Add {W}.
{2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Whenever you cast a white spell or a Plains you control enters, you gain 1 life.