Flying
Whenever you gain control of a permanent you don't own or a permanent you don't own enters under your control, create a token that's a copy of it. Sacrifice the token at beginning of your next turn's end step.

Trample, ward {4}
Equipped creature gets +4/+4 and has trample and ward {4}.
Equip {4}
Spellcharge 8

When Night Squad enters, teach target creature menace. If you put a +1/+1 counter on it this way, it can't be blocked this turn.

Whenever another creature you control enters, you gain 2 life.

Whenever you gain life, put a +1/+1 counter on Nourishing Orator.
{2}{G}{W}: Nourishing Orator gains lifelink until end of turn.

Reach, lifelink

Flying
Odunos Smuggler can't block.
When Odunos Smuggler enters, target player mills two cards. Scry 2.

Whenever an enchantment you control enters, tap target noncreature permanent.

Trample
Amity — Whenever Old-Growth Gecko attacks, put a +1/+1 counters on another creature you control. If exactly one other creature attacked with it, this ability triggers three times instead.

Flying, first strike, lifelink
Landfall — Whenever a land you control enters, other creatures you control get +2/+2 until end of turn.

First strike
Landfall — Whenever a land you control enters, other creatures you control get +1/+1 until end of turn.
{2}{R}{W}{B}: Transform Omenhorn.

Whenever a nontoken creature you control enters, if it wasn't cast from your hand, put a +1/+1 counter on that creature.
Wander {2}{W}

Flying, haste
As an additional cost to cast spells with flashback, you may pay {1}{R}. When you do, return Opal-Eye Phoenix from your graveyard to the battlefield.

When Ozanwood Murk dies, draw a card.

Menace
At the beginning of your end step, if you've sacrificed a permanent this turn, you may discard a card. If you do, draw a card.

When Patron of Ephara's Glory enters, create a 0/1 colorless Sculpture artifact creature token.
Whenever a creature you control dies, scry 1, then you gain 1 life.

When Penrath Ambassador enters, target creature must be blocked each combat this turn if able and target creature can't block this turn.
Basic landcycling {1}{G}

Whenever Penrath Dispatcher attacks, you may put a creature card with mana value less than or equal to Penrath Dispatcher's power from your hand onto the battlefield tapped and attacking.
{2}: Penrath Dispatcher gets +1/+1 until end of turn.

Flash
When Permafrost Lynx enters, target creature you don't control doesn't untap during its controller's next untap step.

Once each turn, when you cast a black spell with mana value less than your devotion to black, you may draw a card and lose 1 life.

Whenever Phenax or another Rogue you control deals damage to a player or planeswalker, each player mills two cards.
{1}{U}{B}, Exile five other cards from your graveyard: Return Phenax from your graveyard to the battlefield transformed. Activate only as a sorcery.

At the beginning of your end step, if you control three or more untapped lands, you draw a card and you lose 1 life.

When Photonic Cobra dies, create a 1/1 red and green Elemental creature token.

Deathtouch
When Phyto's Offshoot enters, you may exile any number of permanent cards from your graveyard. When you do, target opponent reveals that many cards from their hand. You choose one of them. That player discards that card.

Flying
Whenever you cast a spell, choose one of its colors that you haven't chosen this way this turn. Add one mana of that color.