msem-instigator

Trample
Ser Malcomn's power and toughness are each equal to the number of nonbasic lands your opponents control.

{G}, Discard a card: Staunch Constrictor gets +1/+1 until end of turn.

[+2]: Each opponent loses 2 life. Scry 2.
[–3]: Return target creature to its owner's hand. That player discards a card.
[–6]: You get an emblem with “Whenever a player discards a card, you may cast it without paying its mana cost.”

Trample
When Rosenhulk enters, choose one —
• Create two 0/1 green Plant creature tokens with “{T}: Add {G}.”
• Destroy target artifact or enchantment.
• Rosenhulk fights target creature an opponent controls.

You may look at the top card of your library.
{T}: You may play the top card of your library.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
Whenever Master of Ancient Ways mentors a creature, that creature gains double strike until end of turn.

(Activate each ability only once as a sorcery. You gain the realm's favor after activating them all.)
{W}: Put a first strike counter on target creature.
{1}{W}: Invigorate 2. (Choose a creature with the least power among creatures you control and put two +1/+1 counters on it.)
{2}{W}: Create two 1/1 white Soldier creature tokens.
Creatures you control with counters on them have flying and lifelink.

Flying
{1}{W/U}{W/U}: Creatures you control gain flying until end of turn if another creature you control has flying. The same is true for first strike, double strike, deathtouch, haste, indestructible, lifelink, menace, reach, trample, and vigilance.

This spell can't be countered.
Trample
Whenever an opponent draws a card except the first one they draw in each of their draw steps, put a +1/+1 counter on Kareki Magehunter.

[+1]: Artifact creatures you control get +1/+1 and gain haste until end of turn.
[–X]: You may cast an artifact card with mana value X or less from your hand without paying its mana cost. If it has {X} in its cost, {X} is X.
[–6]: Choose a number. For each artifact you control with the mana value equal to the chosen number, create a token that's a copy of it.

Target creature you control becomes a white Bear with base power and toughness 3/5, hexproof, and double strike until end of turn. Whenever it deals combat damage to a player this turn, draw a card.

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Put a +1/+1 counter on up to one target creature. Untap it. You gain 3 life.

Create three 1/1 white Soldier creature tokens.

Choose one or both —
• Destroy target creature with mana value 1 or less.
• Each player discards a card.

Artifact vision (Whenever this or another artifact you control enters, reveal the top card of your library. Then you may put that card into your graveyard.)
Whenever Mechanomind Researcher envisions an artifact card, put a +1/+1 counter on it.

Augmented — At the beginning of combat on your turn, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, put a +1/+1 counter on Second Wave Explorer.

Invigorate 1 three times. (Choose a creature with the least power among creatures you control and put a +1/+1 counter on it.)

Choose one. You may choose both if an opponent controls three or more tapped creatures.
• Creatures target player controls lose all abilities until end of turn.
• Destroy target tapped creature.

Put a +1/+1 counter on target creature, then you gain 1 life for each +1/+1 counter among creatures you control.

[+2]: You may draw a card. If you don't, create a Treasure token. Repeat this process once.
[0]: Iviana deals X damage to each creature you don't control, where X is 2 plus twice the number of Dragons you control.
[–3]: Create a 5/5 red Dragon creature token with flying and haste.

At the beginning of your end step, if a permanent was put into your graveyard from the battlefield this turn, put a +1/+1 counter on Vulture Corps.

Trample
Risti Assault Squadron can't attack unless all other creatures you control also attack. (It can attack if it's the only creature you control.)

Return target spell to its owner's hand. Its controller can't cast spells this turn. (Spells cast before this resolves are unaffected.)

Flying
{1}{W}, {T}: Tap target creature.