Flying
When Hugo's Watcher enters, add the top card of your library to your evil plan.

Target player discards two cards. Innovations in Interrogation deals 4 damage to that player.

If a creature or planeswalker dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.
At the beginning of your upkeep, return up to one target creature or planeswalker card from your graveyard to your hand.

Black creatures you control get +1/+1.
Whenever a creature you control deals combat damage to a player, you may sacrifice it and pay 3 life. If you do, that player discards a card and you draw a card.

Whenever another artifact you control enters, you may sacrifice Outdated Crony. If you do, draw two cards.

When Paranormal Investigators dies, you may put it on the bottom of its owner's library. If you do, return target creature card from your graveyard to your hand.

Menace
When Renegade Agent dies, add the top card of your library to your evil plan.

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card.
Create a Gold token.

When Scampering Journalist enters, surveil 2.
{B}: Scampering Journalist gains deathtouch until end of turn.

When Smirk enters, add the top two cards of your library to your evil plan.
Whenever you cast your second spell each turn, you draw a card and you lose 2 life.

Flying, trample
Other Nightmares you control get +2/+2.
At the beginning of your upkeep, choose one —
• Sacrifice a creature. You gain 8 life.
• Put target creature card from a graveyard onto the battlefield under your control, except it's a Nightmare in addition to its other types. Snakewood's Final Servant deals 8 damage to you.

When Soulsucker enters, target opponent
discards a card.

Up to one target creature gains deathtouch until end of turn.
Draw a card.

Flying, trample
At the beginning of your end step, if you control six or more Swamps, put a +1/+1 counter on Steed of Agonies.

Whenever you cast your first black spell each turn, add the top card of your library to your evil plan.
You may pay {B}{B}{B}{B} and 4 life rather than {7} to cast your evil plan.

Endgame
{T}: Target player loses 1 life.
{T}, Sacrifice Torment Nexus: Target player loses 3 life. Activate only if you're in your endgame.

Endgame
When Tough Customer dies, up to one target creature gets -1/-1 until end of turn. If you're in your endgame, that creature gets -2/-2 until end of turn instead.

Endgame
Unkillable Henchman can't block.
You may cast Unkillable Henchman from your graveyard as long as you're in your endgame.

When World Domination enters, you draw X cards and you lose X life.
At the beginning of your end step, World Domination deals damage to any target equal to the number of noncreature spells you've cast this turn. You gain that much life.

Menace
Worldender Engine doesn't untap during its controller's untap step.
Whenever an artifact you control enters, untap Worldender Engine.

Add the top card of your library to your evil plan. If you've cast five or more spells this turn, Ace in the Hole deals 11 damage divided as you choose among any number of targets.

This spell costs {1} less to cast if you've cast another spell that targeted a creature this turn.
Target creature you control gets +3/+0 and gains first strike until end of turn.

Flying
Endgame
{R}{R}: Awoken Whelp gets +1/+0 until
end of turn. If you're in your endgame, it also gains double strike until end of turn.

Trample
Whenever Blunt Instrument is dealt damage, it deals that much damage to you unless it's enchanted or equipped.

When Brawl Instigator enters, add the top two cards of your library to your evil plan.
Whenever you cast your second spell each turn, Brawl Instigator fights up to one target creature.