The Hobbit

Legendary Creature — Halfling Citizen

Whenever a token you control enters, you gain 1 life if this is the first time this ability has resolved this turn. If it's the second time, draw a card. If it's the third time, put a +1/+1 counter on each creature you control.

Belladonna Took

Land

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. You may behold an Elf. If you do, untap that land. (To behold an Elf, choose an Elf you control or reveal an Elf card from your hand.)

Elven Passage

Foundations Jumpstart

Instant

Go for the Throat

Outlaws of Thunder Junction

Artifact Creature — Scarecrow

When this creature enters, you gain 2 life.
{T}: Add one mana of any color.

Oasis Gardener

Wilds of Eldraine

Sorcery

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

Lich-Knights' Conquest

March of the Machine Promos

Enchantment

Whenever a creature you control enters, draw a card if its power is 3 or greater. Otherwise, put two +1/+1 counters on it.