Hardened Scales | Enchantment | | If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead. | Mark Winters
Meandering Towershell | Creature | Turtle | Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
Whenever Meandering Towershell attacks, exile it. Return it to the battlefield under your control tapped and attacking at the beginning of the declare attackers step on your next turn. | YW Tang
Rattleclaw Mystic | Creature | Human Shaman | {T}: Add {G}, {U}, or {R}.
Morph {2} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Rattleclaw Mystic is turned face up, add {G}{U}{R}. | Tyler Jacobson
Trail of Mystery | Enchantment | | Whenever a face-down creature enters the battlefield under your control, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
Whenever a permanent you control is turned face up, if it's a creature, it gets +2/+2 until end of turn. | Raymond Swanland
Sagu Mauler | Creature | Beast | Trample, hexproof
Morph {3}{G}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) | Raymond Swanland
Rakshasa Deathdealer | Creature | Cat Demon | {B}{G}: Rakshasa Deathdealer gets +2/+2 until end of turn.
{B}{G}: Regenerate Rakshasa Deathdealer. | John Severin Brassell
Abzan Ascendancy | Enchantment | | When Abzan Ascendancy enters the battlefield, put a +1/+1 counter on each creature you control.
Whenever a nontoken creature you control dies, create a 1/1 white Spirit creature token with flying. | Mark Winters
Duneblast | Sorcery | | Choose up to one creature. Destroy the rest. | Ryan Alexander Lee
Ivorytusk Fortress | Creature | Elephant | Untap each creature you control with a +1/+1 counter on it during each other player's untap step. | Jasper Sandner
Siege Rhino | Creature | Rhino | Trample
When Siege Rhino enters the battlefield, each opponent loses 3 life and you gain 3 life. | Volkan Baǵa
Kheru Lich Lord | Creature | Zombie Wizard | At the beginning of your upkeep, you may pay {2}{B}. If you do, return a creature card at random from your graveyard to the battlefield. It gains flying, trample, and haste. Exile that card at the beginning of your next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. | Karl Kopinski
Rakshasa Vizier | Creature | Cat Demon | Whenever one or more cards are put into exile from your graveyard, put that many +1/+1 counters on Rakshasa Vizier. | Nils Hamm
Sultai Ascendancy | Enchantment | | At the beginning of your upkeep, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) | Karl Kopinski
Villainous Wealth | Sorcery | | Target opponent exiles the top X cards of their library. You may cast any number of spells with mana value X or less from among them without paying their mana costs. | Erica Yang
Avalanche Tusker | Creature | Elephant Warrior | Whenever Avalanche Tusker attacks, target creature defending player controls blocks it this combat if able. | Matt Stewart
Savage Knuckleblade | Creature | Ogre Warrior | {2}{G}: Savage Knuckleblade gets +2/+2 until end of turn. Activate only once each turn.
{2}{U}: Return Savage Knuckleblade to its owner's hand.
{R}: Savage Knuckleblade gains haste until end of turn. | Chris Rahn
Temur Ascendancy | Enchantment | | Creatures you control have haste.
Whenever a creature with power 4 or greater enters the battlefield under your control, you may draw a card. | Jaime Jones
Trap Essence | Instant | | Counter target creature spell. Put two +1/+1 counters on up to one target creature. | Raymond Swanland