Dazzling Angel

Flying
Whenever another creature you control enters, you gain 1 life.

Savannah Lions

Spirited Companion

Honor

Put a +1/+1 counter on target creature.
Draw a card.

Helpful Hunter

Lifecreed Duo

Emerge from the Cocoon

Return target creature card from your graveyard to the battlefield. You gain 3 life.

Plains

Steadfast Paladin

Celestial Unicorn

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

Carrot Cake

When this artifact enters and when you sacrifice it, create a 1/1 white Rabbit creature token and scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{2}, {T}, Sacrifice this artifact: You gain 3 life.

Healer's Hawk

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

Ajani's Pridemate

Food Coma

When this enchantment enters, exile target creature an opponent controls until this enchantment leaves the battlefield. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Petrify

Enchant artifact or creature
Enchanted permanent can't attack or block, and its activated abilities can't be activated.