msem-instigator

Lionize {1}{U} ({1}{U}, Exile this card from your hand: Put a +1/+1 counter on target creature and it gains the following ability until end of turn. You may cast this card on a later turn from exile.)
Hexproof

[progress 2+]
[progress 5+]
Whenever a creature enters, each opponent loses 1 life.

Flying
At the beginning of your end step, if you cast no spells this turn, scry 2.

Flash
When Pivot-Fist Meditant enters, choose a creature you control. Whenever that creature is dealt damage this turn, it deals that much damage to any other target.

Choose one —
• Radiant Outburst deals 3 damage to target creature.
• Harmonize twice. (To harmonize, trigger up to one harmony of a permanent you control.)

When Sofia's Swashbucklers enters, you may return target card with foretell from your graveyard to your hand.

Reveal the top seven cards of your library. Starting with you, each player chooses a nonland card from among them that hasn't been chosen this way. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flying
Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
As long as Wings of Trust has three or more +1/+1 counters on it, it has lifelink and vigilance.

Trample
When Shigurei, the Floodbringer enters, up to three target permanents become colorless Island lands.

Escalate—Return another spell you control to its owner's hand. (Pay this cost for each mode chosen beyond the first.)
Choose one or both —
• Draw a card.
• Draw a card.

Flash
When Agent of Deception enters, counter target creature or planeswalker spell unless its controller pays {X}, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Vivid Marsh enters tapped with two charge counters on it.
{T}: Add {B}.
{T}, Remove a charge counter from Vivid Marsh: Add one mana of any color.

Destroy target artifact or enchantment. Create a 1/1 green Saproling creature token.

When Dedicated Waypoint enters, create a 1/1 white Scout creature token.
{T}: Add {R}, {W}, or {B}.

Rhapsody {3}{W}{W} (Pay {3}{W}{W} to cast this as a 4/4, or as a sorcery to make it become a 4/4.)
Lifelink

Vanguard — Whenever a creature you control attacks alone, you may exile target instant or sorcery card from your graveyard. If you do, you may cast that spell from exile until your next turn. If that spell would be put into a graveyard, exile it instead.

Kicker {X} (You may pay an additional {X} as you cast this spell.)
When Korrinary Warcaller enters, if it was kicked, search your library for a Rebel permanent card with mana value X or less, put it onto the battlefield, then shuffle.

Sunken Cavern enters tapped unless another player controls a land that could produce {U} or {R}.
{T}: Add {U} or {R}.

Whenever a land you control enters, upgrade target creature. (Give it one of the listed counters it doesn't already have.)
• +1/+1
• Vigilance
• Trample

Flying
If a source without flying would deal damage to you, prevent 2 of that damage.
Crew 5

Defender
{T}: Smoldering Djinni deals 1 damage to each opponent.
Whenever you cast a red spell, untap Smoldering Djinni.

The Unshakable Kian enters with three wish counters on him.
Remove a wish counter from Kian: Choose one. Activate only as a sorcery and only once each turn.
• Kian gains hexproof and trample until your next turn.
• Tap up to three target nonland permanents and put a stun counter on each of them.
• If you have fewer than four cards in hand, draw cards equal to the difference.

{T}: Add one mana of any color.
Whenever you cast a foreshadowed spell, create a 2/2 black Zombie creature token.

Whenever equipped creature deals combat damage, you may return target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of damage dealt this way.
Equip {1}

Sunken Homestead enters tapped.
{T}: Add {B}.
{2}{B}: Until end of turn, Sunken Homestead becomes a 2/2 Zombie creature with “When this creature dies, return it to the battlefield.” Activate only if you're horrific.