msem-instigator

You may cast Elemental spells as though they had flash this turn.
Whenever you cast an Elemental spell this turn, draw a card.

Whenever a land you control enters, create two 1/1 colorless Construct artifact creature tokens.
{4}{G}{G}: Put a +1/+1 counter on each artifact creature you control.

{G}{G}, {T}: Create a token that's a copy of target creature you control that entered this turn, except it's an artifact in addition to its other types.

Destroy target creature with mana value 2 or less. If it was a token, you gain 2 life.

When Tempered Ankulim enters, choose one —
• You gain 2 life.
• Each opponent loses 2 life.

Enchantment creatures you control get +2/+2.

Temple of Falling Leaves enters tapped.
{T}: Add {C}.
{T}: Add one mana of any color among cards in your graveyard.

Harness (You may tap a creature you control as you cast this spell. If you do, reduce this spell's mana cost by that creature's power.)
Take an extra turn after this one. Exile Temporal Aria.

End the turn. If it's an opponent's turn, they take an extra turn after this one. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and “this turn” and “until end of turn” effects end.)

This spell costs {1} less to cast for each ten cards in your library.
Take an extra turn after this one.
Exile Temporal Insight.

Put target creature card from a graveyard onto the battlefield under your control. If it doesn't have vanishing, put three time counters on it and it gains vanishing. (At the beginning of your upkeep, remove a time counter from that permanent. When the last is removed, sacrifice it.)

Players skip their untap steps during extra turns.

Temporary Armory enters with four +1/+1 counters on it.
Whenever Temporary Armory becomes equipped to a creature, move a +1/+1 counter from Temporary Armory to that creature.
Equipped creature has first strike.
Equip {2}

Enchant nonland permanent
Vanishing 3 (This permanent enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
You control enchanted permanent.

Take an extra turn after this one. During that turn, you may look at and play the top card of your library.
Exile Temporotomy.

When Tempting Gate enters, draw a card, then choose a card name.
At the beginning of your end step, you may exile any number of target creatures you control with the chosen name, then return them to the battlefield under your control.

Search your library for a card, put that card into your hand, then shuffle. If you control two or more creatures with -1/-1 counters on them, add {B}{B}{B}.
Agonize (You may cast this card from your graveyard by putting a -1/-1 counter on a creature you control in addition to paying its other costs. Then exile this card.)

At the beginning of the next upkeep, untap all noncreature permanents you control and draw a card.
Exile Tempus Fugit.

When Temur Falconer enters, create a 1/1 blue Bird creature token with flying.
Whenever a creature you control with flying deals combat damage to a player or planeswalker, put a +1/+1 counter on Temur Falconer.

This spell can't be countered.
{R/G}: Target spell can't be countered.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)
Create a tapped colorless Mountain Forest land token. (It has “{T}: Add {R} or {G}.”)

Look at the top eight cards of your library. You may reveal up to one Elf and up to one Dwarf card from among them. Put the revealed cards into your hand and the rest on the bottom of your library in a random order. Tenuous Alliance deals 2 damage to you.

Choose one —
• Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.
• Until end of turn, if a creature would enter and it wasn't cast, exile it instead.
Flashback {1}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add one mana of any color. Spend this mana only to cast a creature spell or activate an ability of a creature.
Whenever a creature you control becomes a Demigod or God, untap Terracotta Sage and it becomes a 4/4 Dragon with flying until end of turn.

When Terraformer's Globe enters, draw a card.
{T}: Target land you control becomes the basic land type of your choice until end of turn.