msem-instigator

If you would germinate, instead create a 1/1 green Saproling creature token, then put a +1/+1 counter on a creature you control.
{2}{W}{W}: Germinate. (Put a +1/+1 counter on a creature or create a 1/1 green Saproling creature token.)

{2}{W}: Ornate Legionnaire gains first strike until end of turn.

Concord — When Palace Servant enters, if there are four or more card types among permanents you control, create two 1/1 white Merfolk creature tokens.

When Palace Vanguard enters, choose one —
• Create a 1/1 blue Bird creature token with flying.
• Create a 2/2 white Cat creature token.

Flash
If a nontoken creature you don't control would enter and it wasn't cast, exile it instead.
When Paragon of Honor leaves the battlefield, return each card exiled with it to the battlefield under their owner's control.

Experience (Whenever this creature attacks, if it has fewer than three +1/+1 counters on it, put a +1/+1 counter on it.)
Whenever a +1/+1 counter is put on a creature you control, tap target creature you don't control.

Deploy 2 (As this enters, you may tap any number of other creatures you control with total power 2 or more.)
When Parish Infantry enters deployed, search your library for a card named Parish Infantry, reveal it, put it into your hand, then shuffle.

When Parrying Scholar enters, target creature gets +0/+3 until end of turn.

When Pensive Muse enters, create a white Aura enchantment token named Seal's Love attached to target creature you control. The token has enchant creature and “Enchanted creatures you control get +1/+1.”

Whenever a creature attacks you or a planeswalker you control, Pitfall Pangolin gets +1/+0 until end of turn.

Flying
When Planchette Poltergeist enters, you may exile target creature. Its owner may cast it from exile for as long as it remains exiled.

Flying
Whenever Pledged Griffin attacks, another target attacking creature gains flying until end of turn.

Protector of the Gates can't attack unless it's equipped, enchanted, or has a card inscribed onto it.

{G}: Exile target card from a graveyard. You gain 1 life and Purging Watchkeeper gets +1/+1 until end of turn.

When Rabudan Chiseler enters, you may search your library for an Aura or Equipment card, reveal it, put it into your hand, then shuffle.

When Roving Chaplains enters, create two 1/1 white Spirit creature tokens with flying.
{W}, Tap another untapped creature you control: Tap target nonland permanent an opponent controls.

First strike
Prevent all noncombat damage that would be dealt to Royal Knight.

When Ruler of Cities enters, you may search your library for an Aura that could enchant a land you control, reveal it, put it into your hand, then shuffle.
Whenever an Aura becomes attached to a land you control, you gain 2 life.

When Safety Expert enters, if you have more life than your starting life total, put a +1/+1 counter on target creature.

When Sandbluff Confiscator enters, you may tap or untap target artifact or creature.

Flash
Flying
When Sandstreamer enters, target permanent gains indestructible until end of turn.

First strike
Whenever Scion of the Pack enters or one or more creatures you control deal combat damage to an opponent or planeswalker, create a 2/2 green Hound creature token.

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.

As long as a creature you control has flying, creatures you control have flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

Spirited (When this creature enters, you may activate one of its activated abilities without paying its cost.)
{2}{W}: Create a 1/1 white Human Samurai creature token.