
Iridescent Tiger | Creature | Cat | When this creature enters, if you cast it, add {W}{U}{B}{R}{G}. | Fajareka Setiawan

Sultai Devotee | Creature | Zombie Snake Druid | Deathtouch
{1}: Add {B}, {G}, or {U}. Activate only once each turn. | Bastien L. Deharme

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

Gurmag Nightwatch | Creature | Human Ranger | When this creature enters, look at the top three cards of your library. You may put one of those cards back on top of your library. Put the rest into your graveyard. | Nereida

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

Lotuslight Dancers | Creature | Zombie Bard | Lifelink
When this creature enters, search your library for a black card, a green card, and a blue card. Put those cards into your graveyard, then shuffle. | Jodie Muir

Teval, Arbiter of Virtue | Legendary Creature | Spirit Dragon | Flying, lifelink
Spells you cast have delve. (Each card you exile from your graveyard while casting those spells pays for {1}.)
Whenever you cast a spell, you lose life equal to its mana value. | Alexander Ostrowski