msem-instigator

Target creature gets +X/+X and gains trample until end of turn, where X is the number of lands you control.
Fabled {4}{R}{G} (Then if you cast this for its fabled cost, put it onto the battlefield transformed attached to that creature.)

Trample
{2}{R}{G}: Creatures you control get +1/+1 until end of turn.

Trample
Engage (This creature must be blocked each combat if able.)
When Lion's Vanguard enters the battlefield, creatures you control get +3/+3 and gain trample and haste until end of turn.

When Lionfrill Hunter enters the battlefield or when you cycle it, put X +1/+1 counters on another target creature you control, where X is the number of cards with a cycling ability in your graveyard.
Cycling {3}{R}{G} ({3}{R}{G}, Discard this card: Draw a card.)

Whenever a land enters the battlefield under your control, create a 3/3 red and green Elemental creature token.

{R}{G}, Reveal Living Supernova from your hand: Put a land card from your hand onto the battlefield tapped. Activate only as a sorcery.
Whenever Living Supernova or a land enters the battlefield under your control, exile the top two cards of your library. Until the end of your next turn, you may play those cards.

This spell costs {X} less to cast, where X is the greatest power among creatures you control.
{1}{R}{G}: Warriors you control get +1/+0 and gain trample until end of turn.

Trample
Lumbering Ox gets +1/+1 for each land you control.
At the beginning of your upkeep, reveal the top card of your library. If it's a land card, you may exile it and repeat this process.
You may play cards exiled with Lumbering Ox.

Until end of turn, creatures you control get +1/+1 and gain “{T}: This creature fights target creature.”

Create X 1/1 black Goblin creature tokens. Gain control of target permanent with mana value X or less until end of turn. Untap it. It gains haste until end of turn.

At the beginning of your end step, you may mill two cards. If you do, you gain 2 life.
[+1]: You may discard a card. If you do, draw a card.
[–2]: Exile up to six cards from your graveyard. Create a 1/1 red and green Spirit creature token for each two cards exiled this way.
[–6]: You may cast a card from your hand or graveyard without paying its mana cost. If it has {X} in its mana cost, X is 6.

At the beginning of your end step, create a Gold token for each creature you controlled that became tapped this turn. (It's an artifact with “Sacrifice this artifact: Add one mana of any color.”)

Exile target creature. That creature's controller reveals cards from the top of their library until they reveal a creature card. That player puts that card onto the battlefield, then shuffles the rest into their library. If you own that card, it enters the battlefield with an additional X +1/+1 counters on it, where X is its power.

Whenever you activate an ability of a creature that isn't a mana ability, Moranai Tracker gets +1/+1 until end of turn.

Whenever you tap a land for mana, add one mana of any type that land produced.
Whenever you cast a spell with mana value greater than the number of lands you control, sacrifice a land.

Whenever a creature with power 4 or greater enters the battlefield under your control, it gains haste until end of turn.
{T}: Add {R} or {G}.
{4}{R}{G}: Create a 4/4 red Dragon creature token with flying.

Creatures you control with +1/+1 counters on them have haste and trample.
At the beginning of combat on your turn, target creature explores. (Reveal the top card of your library. Put it into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then you may put that card into your graveyard.)

Trample
Creatures in Paomar Primus's pack can't be blocked by more than one creature. (Two or more creatures you control with equal power are in a pack.)

Menagerie — When Paw Valley Alpha enters the battlefield, if there are five or more creature types among creatures you control, you may destroy target artifact or enchantment.

[+1]: You may play an additional land this turn.
[–1]: Discard a card. If you do, return target creature, land or sorcery card from your graveyard to your hand.
[–5]: Create Thrice-Folded Lotus, a colorless Masterpiece artifact token with “{T}: Add three mana of any one color.” and “{3}, {T}: This artifact deals 3 damage to any target.”

Vigilance, trample
{5}{R}{G}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

Choose one —
• You may sacrifice a creature. When you do, it deals damage equal to its power to any target.
• Target creature gets +4/+4 and gains trample until end of turn.
• Destroy target artifact.

Each creature you control with a +1/+1 counter on it has trample.
{1}{R}{G}: Pyresong Aspirant deals 1 damage to target creature. You may have that creature gain hexproof until end of turn.

Trample
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.)
Whenever Rage-Fueled Adventurer attacks, you may have it fight target creature you don't control.

Exile the top card of your library and up to one target permanent card from your graveyard. You may play cards exiled this way until the end of your next turn.
You may play an additional land this turn.