msem-instigator

When Spellbound Gauntlet enters, put a +1/+1 counter on target creature you control.
{T}: Add one mana of any color.

This spell costs {1} less to cast for each other spell you've cast this turn.

Hexproof
Creatures you control get +1/+1 for each Aura attached to them.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast an instant or sorcery spell, you may draw a card. If you do, discard a card.

Whenever you cast your second spell each turn, if it's an instant or sorcery spell, you may pay {1}{R}. If you do, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Cadence (Whenever you cast a spell, if its mana value is greater than this creature's power, put a +1/+1 counter on this creature.)
Remove a +1/+1 counter from Spellsword Elite: The next noncreature spell you cast this turn costs {1} less to cast.

Flying, prowess
When Spellwarden Sphinx enters, tap up to three nonland permanents. Those permanents don't untap during their controllers' next untap step.

Flying, prowess
When Sphinx Mentor enters or dies, draw a card.

Flying
At the beginning of your upkeep, if you control three or more enchantments, create a 1/1 white Soldier creature token.

Each opponent can't draw more than one card each turn.
Cycling {W} ({W}, Discard this card: Draw a card.)
When you cycle Sphinx's Authority, you gain 1 life.

Enchant creature
Enchanted creature gets +2/+1 and has flying.
Foresight — Whenever you draw your second card each turn, return Sphinx's Sight from your graveyard to your hand.

Reach (This creature can block creatures with flying.)
When Spider Broodmother dies, create two 1/2 green Spider creature tokens with reach. (This creature can block creatures with flying.)

Once each turn, when one or more cards are put into an opponent's graveyard from their library, you may draw a card.

Choose one —
• Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
• Tap target creature and put three stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Reach
Spined Tarantula gets +1/+1 for each creature with flying your opponents control.

When Spinegraft Disabler enters, exile target creature until Spinegraft Disabler leaves the battlefield.

Spinerock Canyon enters tapped unless you control a basic land.
{T}: Add {R} or {W}.

Whenever you cast a cryptic spell, put a +1/+1 counter on Spiny Lizard. (Artifacts, enchantments, and modal spells are cryptic.)
When Spiny Lizard dies, you gain life equal to its power.

Spiny Ridge enters tapped. When it does, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this, then you may put that card into your graveyard.)
{T}: Add {R}.
{4}{R}: Spiny Ridge becomes a Lizard creature. (This effect lasts indefinitely.)

Spired Canopy enters tapped unless another player controls a land that could produce {G} or {U}.
{T}: Add {G} or {U}.

Whenever you cast a noncreature spell, you gain 1 life.

Draw two cards, then discard a card.
Whenever you cast an instant or sorcery spell, if Spirit Script is in your graveyard, you may have it become a copy of that spell until end of turn.

Counter target spell. If that spell is countered this way, exile it and its controller's graveyard.

Whenever Spirit of Infamy attacks, post a bounty on target creature. (Put a bounty counter on that creature. It has “When this creature dies, each opponent draws a card” as long as it has a bounty counter on it.)
Spirit of Infamy gets +2/+0 for each bounty counter on it.

Whenever a land you control enters, target creature gains your choice of flying or lifelink until end of turn.