Trample Warp Vortex — When Mutalith Vortex Beast enters the battlefield, flip a coin for each opponent you have. For each flip you win, draw a card. For each flip you lose, Mutalith Vortex Beast deals 3 damage to that player.
Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate.
This spell has flash as long as you control a permanent with flash. As an additional cost to cast this spell, sacrifice a creature. Destroy target creature.
Hunter and hunted both died thinking they had outwitted the other.
When Muxus, Goblin Grandee enters the battlefield, reveal the top six cards of your library. Put all Goblin creature cards with mana value 5 or less from among them onto the battlefield and the rest on the bottom of your library in a random order. Whenever Muxus attacks, it gets +1/+1 until end of turn for each other Goblin you control.
{3}{U}, {T}: Look at the top X cards of your library, where X is the highest mana value among artifacts you control. You may put an artifact card from among them onto the battlefield. Put the rest on the bottom of your library in any order.
When Mwonvuli Beast Tracker enters the battlefield, search your library for a creature card with deathtouch, hexproof, reach, or trample and reveal it. Shuffle and put that card on top.
When you set this scheme in motion, gain control of all nonland permanents your opponents control until end of turn. Untap those permanents. They gain haste until end of turn. Each of them attacks its owner this turn if able.
{1}, {T}: Say the flavor text on a card in your hand. Target opponent guesses that card's name. You may reveal that card. If you do and they guessed wrong, you draw a card.
At the beginning of your end step, create a 3/3 black Horror creature token. At the beginning of your opponents' end step, they may sacrifice two creatures. If they do, abandon this scheme.
At the beginning of your end step, you may put target creature card from an opponent's graveyard onto the battlefield under your control. When a creature put onto the battlefield with this scheme dies, abandon this scheme.
When you set this scheme in motion, each opponent reveals their hand. You may choose a noncreature, nonland card revealed this way and cast it without paying its mana cost.
"Indulge me. Just one spell. One potentially fatal spell gone horribly awry."
Starting intensity 2 Each player sacrifices X creatures and you gain X life, where X is this spell's intensity. All Chorus cards you own intensify by 1.
{T}: Add {G}. {3}{G}, {T}: Look at the top four cards of your library. You may reveal a creature card from among them and put that card into your hand. Put the rest on the bottom of your library in a random order.
Fathomless descent — Each creature card in your graveyard perpetually gets +X/+X, where X is the number of permanent cards in your graveyard. Then return a creature card from your graveyard to the battlefield.