msem-instigator

Whenever Desperate Thief deals combat damage to a player, you may pay 2 life. If you do, draw a card.

At the beginning of each opponent's upkeep, if that player has no cards in their hand, Cage of Torment deals 2 damage to that player.

{R}{G}, Reveal Living Supernova from your hand: Put a land card from your hand onto the battlefield tapped. Activate only as a sorcery.
Whenever Living Supernova or a land you control enters, exile the top two cards of your library. Until the end of your next turn, you may play those cards.

Equipped creature gets +0/+4 and has vigilance and reach.
Equip {3}

Deploy 4 (As this enters, you may tap any number of other creatures you control with total power 4 or more.)
When Revolutionary Recruiters enters deployed, gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.

Ward—Sacrifice a permanent.
Whenever a player sacrifices a permanent, put a +1/+1 counter on Hayat, Hungering Bakhtak.
Surpass {4}{B}{G} ({4}{B}{G}: Transform this creature. This costs {1} less to activate for each counter on it. Activate only as a sorcery.)

This creature can't be blocked.
{2}{U}, Sacrifice this creature: Tap target creature and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Flying, lifelink

At the beginning of combat on your turn, you may sacrifice a creature. If you do, creatures you control get +2/+1 until end of turn.

Flying
Whenever a creature you control phases in, it gains flying until end of turn.

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever Unruly Magus deals combat damage to a player, draw a card.

Return target instant or sorcery card from your graveyard to your hand.
Draw a card.

Add three mana of any one color.

Put target creature or planeswalker on the bottom of its owner's library. Its controller may scry 1.

Enchant creature
When Inborn Instincts enters, enchanted creature deals damage equal to its power to target creature an opponent controls.
Enchanted creature gets +6/+6.

When Signet Ring enters, scry 1.
{2}, {T}, Sacrifice Signet Ring: Add two mana of different colors.

Choose two. X can't be 0 —
• Create a token that's a copy of target creature you control with mana value X or less.
• Creatures target player controls get +0/+X and gain reach until end of turn.
• Put target noncreature, nonland permanent into its owner's library just beneath the top X cards of that library.
• Target player surveils X, then draws a card.

{1}, {T}, Sacrifice Stolen Strain: Target creature gains lifelink until end of tun.
{1}, {T}, Sacrifice Stolen Strain: Target creature gains winnow until end of turn. (Damage dealt to it also causes its controller to lose that much life.)

Choose two —
• Each opponent sacrifices a nontoken creature.
• Each opponent sacrifices a nontoken artifact or enchantment.
• Each opponent sacrifices a nontoken planeswalker or battle.
• Return a permanent card from a graveyard that was put there from the battlefield this turn to the battlefield under your control.

Trample
Art of war — At the beginning of your end step, if Dragon's Wake dealt damage to an opponent this turn, gain control of target land for as long as Dragon's Wake remains on the battlefield.
Tap three untapped creatures you control: Dragon's Wake becomes an artifact creature until end of turn.

This spell costs {1} less to cast for each artifact and/or enchantment you control.
Trample
{1}, Sacrifice another cryptic permanent you control or exile a cryptic card from your graveyard: Put a +1/+1 counter on Observer of Aeons. (Artifacts, enchantments, and modal spells are cryptic.)

Return target artifact, enchantment, or planeswalker card with mana value 3 or less from your graveyard to the battlefield.

Enchant creature
Enchanted creature has distorted. (It can be blocked by tapped creatures but not untapped creatures.)
{1}{B}: Enchanted creature can't block this turn.

Counter target spell. For each other card named Overcharge in your graveyard, create a colorless Canister artifact token with “{T}, Sacrifice this artifact: Add {C}.”

Search your library for up to ten land cards, reveal them, and shuffle them into a new face-down library.