msem-instigator

Whenever Barricade Watch is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)

Lifelink
When Bastion Chaplain enters the battlefield, create two Function tokens with “Lifelink.” (They're enchantments. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

Create two 1/1 white Avatar enchantment creature tokens with prowess.
Conjure a card named Data-Point into your hand. (It's a sorcery that costs {2} with “Draw a card.”)

Flying, first strike, vigilance, lifelink
When Bastion Valkyrie dies, create three Function tokens with “Choose a creature targeted by this spell. It gains flying, first strike, vigilance, and lifelink until end of turn.” (They're enchantments. As you cast an instant or sorcery spell, sacrifice any number of Functions to add their effects to that spell.)

When Bastion Warden enters the battlefield, exile target creature an opponent control until target enchantment you control leaves the battlefield.

When Batiga Escort enters the battlefield, create a 1/1 blue Bird creature token with flying.
{2}{W}, {T}: Put a +1/+1 counter on each creature you control with flying.

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

{W}, {T}: Other creatures you control get +1/+0 until end of turn.

Creatures you control get +2/+1 until end of turn. Scry 1.

As Battle for the Shield enters the battlefield, choose Danuri or Fellor.
• Danuri — Soldiers you control get +0/+1 and have vigilance.
• Fellor — Warriors you control get +1/+0 and have first strike.

Put a +1/+1 counter on each creature you control. Creature tokens you control gain vigilance until end of turn.

Deploy 2 (As this enters, you may tap any number of other creatures you control with total power 2 or more.)
When Battlefield Preserver enters deployed, exile target nonland permanent until Battlefield Preserver leaves the battlefield.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Whenever one or more creatures you control attack, you may put a progress counter on Battlesuit Prototyping.
[PROGRESS 2-6] Creatures you control get +1/+1.
[PROGRESS 7+] Creatures you control get +2/+2 and have indestructible.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)
Enchanted creature gets +2/+2 and has first strike and vigilance.

First strike
Whenever you scry, Battlewise Paragon gets +1/+1 until end of turn for each card you looked at while scrying this way.

Concord — When Bazaar Equestrian enters the battlefield, if there are four or more card types among permanents you control, you gain 4 life.

When Bearer of the Lantern enters the battlefield, 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.)

Whenever an artifact or enchantment enters the battlefield under your control, you may detain target nonland permanent. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.)

Whenever you detain a permanent, you gain life equal to that permanent's mana value.

Auras and Equipment you control have indestructible.
Whenever Bearidge Marshall attacks, you may create a white Aura enchantment token named Arrest attached to target creature. It has enchant creature and “Enchanted creature can't attack or block, and its activated abilities can't be activated.”

{2}, {T}: Tap target creature.

Choose one —
• Search your library for a card with harmony, reveal it, put it into your hand, then shuffle.
• Harmonize twice. (To harmonize, trigger up to one harmony of a permanent you control.)

Flying
When Benevolent Malach enters the battlefield, create a 1/1 colorless Construct artifact creature token.
Sacrifice Benevolent Malach: Artifacts you control gain indestructible until end of turn.

Exile target nonland permanent. Its controller gains 5 life.