Endless Obedience

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Put target creature card from a graveyard onto the battlefield under your control.

Chord of Calling

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Search your library for a creature card with converted mana cost X or less and put it onto the battlefield. Then shuffle your library.

Ob Nixilis, Unshackled

Flying, trample
Whenever an opponent searches their library, that player sacrifices a creature and loses 10 life.
Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled.

Stormtide Leviathan

Islandwalk (This creature can’t be blocked as long as defending player controls an Island.)
All lands are Islands in addition to their other types.
Creatures without flying or islandwalk can’t attack.

Krenko’s Enforcer

Intimidate (This creature can’t be blocked except by artifact creatures and/or creatures that share a color with it.)

Constricting Sliver

Sliver creatures you control have “When this creature enters the battlefield, you may exile target creature an opponent controls until this creature leaves the battlefield.”

Indulgent Tormentor

Flying
At the beginning of your upkeep, draw a card unless target opponent sacrifices a creature or pays 3 life.

Dack’s Duplicate

You may have Dack’s Duplicate enter the battlefield as a copy of any creature on the battlefield, except it has haste and dethrone. (Whenever it attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Dack’s Duplicate

You may have Dack’s Duplicate enter the battlefield as a copy of any creature on the battlefield, except it has haste and dethrone. (Whenever it attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Ignition Team

Ignition Team enters the battlefield with X +1/+1 counters on it, where X is the number of tapped lands on the battlefield.
, Remove a +1/+1 counter from Ignition Team: Target land becomes a 4/4 red Elemental creature until end of turn. It’s still a land.

Reckless Spite

Destroy two target nonblack creatures. You lose 5 life.

Immediate Action

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.)
Creatures you control with the chosen name have haste.

Muzzio’s Preparations

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.)
Each creature you control with the chosen name enters the battlefield with an additional +1/+1 counter on it.

Rollicking Throng

When Rollicking Throng enters the battlefield, reveal the top card of Xenagos’s library and Xenagos casts that card. (This ability doesn’t trigger as the game begins.)

Launch the Fleet

Strive — This spell costs more to cast for each target beyond the first.
Until end of turn, any number of target creatures each gain “Whenever this creature attacks, create a 1/1 white Soldier creature token that’s tapped and attacking.”

Acidic Slime

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.

Mold Shambler

Kicker (You may pay an additional as you cast this spell.)
When Mold Shambler enters the battlefield, if it was kicked, destroy target noncreature permanent.

Reaper of the Wilds

Whenever another creature dies, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
: Reaper of the Wilds gains deathtouch until end of turn.
: Reaper of the Wilds gains hexproof until end of turn.

Servant of Tymaret

Inspired — Whenever Servant of Tymaret becomes untapped, each opponent loses 1 life. You gain life equal to the life lost this way.
: Regenerate Servant of Tymaret.