msem-instigator

Target player reveals their hand. You choose a nonland card from it. That player discards that card. You lose 1 life.
Investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

Deathtouch
Foresight — Whenever you draw your second card each turn, each opponent loses 1 life and you gain 1 life.
{1}{B}: Qalam Surveyor gains menace until end of turn.

Whenever Qalami Barbarian attacks, you may discard a card. If you do, it gets +1/+2 and gains menace until end of turn.

As Scavenging Sandwurm enters the battlefield, choose decay or remain.
When Scavenging Sandwurm dies,
• Decay — Draw a card.
• Remain — Create a 2/2 black Zombie creature token.

Flash
When Scholar of Necromancy enters the battlefield, if a creature died this turn, investigate. (Create a colorless Clue artifact token with “{2}, Sacrifice this artifact: Draw a card.”)

{3}{B}, Exile Screeching Duneborn from your graveyard: You gain 1 life and draw a card.

Choose one —
• Target creature gets +1/+1 and gains lifelink until end of turn.
• Target creature gets -2/-2 until end of turn.
• Scry 1, then draw a card.

Enchant creature
When Sink Beneath the Sands enters the battlefield, target player loses 2 life and you gain 2 life.
Enchanted creature gets -4/-4.

When Skelephant enters the battlefield, you may mill three cards.
Foresight — Whenever you draw your second card each turn, you may put target creature card from your graveyard on top of your library.

Lifelink
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
Whenever Spoiled Oracle mentors a creature, that creature gains lifelink until end of turn.

Pay 2 life, Sacrifice a Clue: Draw a card.

Menace
Foresight — Whenever you draw your second card each turn, put a +1/+1 counter on Telani Scammer.

Choose two —
• Scry 3, then you may mill up to three cards.
• Each opponent loses 3 life.
• You draw a card and you lose 1 life.
• Return a creature card from your graveyard to your hand.

At the beginning of your end step, you may mill a card.
{3}{B}, Exile two cards from your graveyard: Target player loses 2 life.

Choose one —
• Return target creature card from your graveyard to your hand.
• Pay {4}. If you do, return target creature card from your graveyard to the battlefield.

Menace
Foresight — Whenever you draw your second card each turn, target player loses 2 life and you gain 2 life.

Menace
When Vicious Stinger dies, each opponent loses 2 life. You gain life equal to the life lost this way.

Aeren Hellfire deals 4 damage to any target.
You may draw a card. If you do, discard a card.

Double strike
Whenever an opponent casts a spell that targets you or a spell or permanent you control, Alrathan Outcast deals damage equal to twice its power to that player.
Alrathan Outcast gets +1/+1 for each Aura and Equipment you control.

Gain control of target artifact or creature until end of turn. Untap it. It gains haste until end of turn.

As long as Armed Vendor is enchanted or equipped, it gets +1/+0 and has menace.

Align X (Choose modes with total ★ less than or equal to X. You may choose modes multiple times.)
• ★ — Bloodstained Calamity deals 1 damage to each creature, player, and planeswalker.
• ★★ — Return target instant or sorcery card from your graveyard to your hand. Exile Bloodstained Calamity.
• ★★★★★— Bloodstained Calamity deals 10 damage to any target.

Whenever Calamity Scholar attacks, if you control an artifact, put a +1/+1 counter on it.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

As a spell you control is countered by a spell or ability an opponent controls while you control a Mountain, you may reveal Confront the Riddlemaster from your hand. When you do, cast it without paying its mana cost.
This spell can't be countered.
Confront the Riddlemaster deals 4 damage to any target.