
Host of the Hereafter | Creature | Zombie Warlock | This creature enters with two +1/+1 counters on it.
Whenever this creature or another creature you control dies, if it had counters on it, put its counters on up to one target creature you control. | Annie Stegg

Revival of the Ancestors | Enchantment | Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Create three 1/1 white Spirit creature tokens.
II — Distribute three +1/+1 counters among one, two, or three target creatures you control.
III — Creatures you control gain trample and lifelink until end of turn. | Clint Lockwood

Yathan Roadwatcher | Creature | Human Scout | When this creature enters, if you cast it, mill four cards. When you do, return target creature card with mana value 3 or less from your graveyard to the battlefield. | Inkognit

Fangkeeper's Familiar | Creature | Snake | Flash
When this creature enters, choose one —
• You gain 3 life and surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
• Destroy target enchantment.
• Counter target creature spell. | David Szabo

Kheru Goldkeeper | Creature | Dragon | Flying
Whenever one or more cards leave your graveyard during your turn, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")
Renew — {2}{B}{G}{U}, Exile this card from your graveyard: Put two +1/+1 counters and a flying counter on target creature. Activate only as a sorcery. | Randy Vargas

Kotis, the Fangkeeper | Legendary Creature | Zombie Warrior | Indestructible
Whenever Kotis deals combat damage to a player, exile the top X cards of their library, where X is the amount of damage dealt. You may cast any number of spells with mana value X or less from among them without paying their mana costs. | Evyn Fong