msem-instigator

Choose two —
• Scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
• Draw a card.
• Untap up to one land.

Whenever another nonland permanent you control enters, return that permanent to its owner's hand at the beginning of the next end step.

Target creature gets +X/+0 and gains trample until end of turn.

This spell costs {2} less to cast if you control a legendary creature.
Return up to X target instant and/or sorcery cards from your graveyard to your hand. Draw X cards. Exile Grand Arcana.

{T}: Hotblooded Sorcerer deals 1 damage to target player or planeswalker.
Attain {3}{R} ({3}{R}: Transform this. Spend at least three colors of mana to activate this, and only as a sorcery.)

When Pantheon Breaker enters, each opponent sacrifices an enchantment.

Spells your opponents cast cost {2} more to cast for each card with the same name as that spell in that player's graveyard and for each nonland permanent on the battlefield with the same name as that spell.

Trample
As long as it's an opponent's turn, Ambushing Alligator is a blue Bird with base power and toughness 1/1 and has flying and hexproof.

Target creature gets -3/-0 until end of turn. That creature's controller mills six cards.

When Imperial Artisan enters, draw three cards, then put two cards from your hand on top of your library in any order.

{T}: Look at the top and bottom card of your library. Put up to one on top of your library and the rest on the bottom in any order.
{2}: Mill a card.

Lifelink
Heretic (Whenever you cast a spell that doesn't share a color with this creature, it gets +1/+1 until end of turn.)

Whenever Brine Kelpie attacks, you may tap target creature an opponent controls.
Ride {2}{U} ({2}{U}: Transform this and attach it to target creature you control without a Steed. Ride only as a sorcery.)

Distribute four -1/-1 counters among any number of target attacking or blocking creatures.

When Njel Crocodile enters, you may have it fight target creature. (Each deals damage equal to its power to the other.)

Vigilance
When this creature enters, create a 1/1 blue Bird creature token with flying.

Whenever an opponent casts a spell, if no mana was spent to cast it or it has mana value greater than the number of lands that player controls, counter that spell.
{G/W}, Sacrifice this creature: Citizens and Peasants you control get +1/+1 and gain indestructible until end of turn.

When Spirit of the Falls enters, choose a permanent type. Return all other permanents of the chosen type to their owner's hands.
Discard two land cards: Spirit of the Falls gains hexproof until end of turn.

Haste
When Qilan Stormers enters, it gets +X/+0 until end of turn, where X is the number of creatures you control.

Search your library for a card, reveal it, then shuffle and put that card on top. You lose life equal to its mana value.

When Bearer of the Lantern enters, you gain 3 life.
Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Mill three cards. You may put a permanent card from among the milled cards into your hand. If this spell was foretold, you gain 4 life.
Foretell {2}{G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

(Choose only one work as a sorcery to add its ability.)
When Celebrations of Ferocity enters, add {R}{G}. Spend this mana only to cast creature spells.
{4}{R}{R}: Hao'Tai's Wake
At the beginning of combat on your turn, target creature you control becomes a 4/4 red Dragon with flying until end of turn.
{1}{G}: Portrait of Qiyan
Creatures you control enter with an additional +1/+1 counter on them.

Flying, prowess
When Chronosphere Sovereign enters, nonbasic permanents target opponent controls don't untap during their controller's next untap step.
When Chronosphere Sovereign dies, it deals 3 damage to each tapped creature you don't control. Destroy each tapped artifact you don't control.

{4}, Sacrifice Ruin Salvager: Return target card from your graveyard to your hand.