Plasma Strike deals 3 damage to target attacking, blocking, or tapped creature.

You may mill two cards. Then destroy target creature if its mana value is less than or equal to the number of cards in your graveyard.

Choose one —
• Target creature gets +2/+0 and gains indestructible until end of turn.
• Target player sacrifices a creature.

Create a token that's a copy of target creature you control, except it has base power and toughness X/X, where X is the number of Islands you control plus the number of cards with a cycling ability in your graveyard.
Islandcycling {2}

Haste
Whenever Penrath Firearm attacks, create a colorless Equipment artifact token with “Equipped creature gets +2/+0” and equip {2} attached to target attacking creature.

You may cast spells as though they had flash.
Whenever you cast a spell, you may tap or untap target nonland permanent.

When Lady of the Mists enters, you may pay 2 life. If you do, it acclimates.
As long as you control a Weather, Lady of the Mists gets +0/+2.

Enchant creature
Enchanted creature gets +1/+1 for each enchantment you control.

When this creature enters, choose one —
• Target creature gets +1/+1 until end of turn for each creature and/or enchantment card in your graveyard.
• Target creature gets -1/-1 until end of turn for each creature and/or enchantment card in your graveyard.

Flying, lifelink
{2}{W}: Untap each creature you've activated this turn. They get +1/+1 and gain lifelink until end of turn. Activate only once each turn.

As an additional cost to cast this spell, sacrifice a creature.
When Skophos Conqueror enters, draw a card. Skophos Conqueror deals 2 damage to each opponent.

Workshop Helper enters with a +1/+1 counter on it.
{T}: Move a counter from target creature you control onto another target creature. Activate only as a sorcery.

Enchant creature
Enchanted creature gets +3/+3.
Once each turn, you may cast a spell that targets enchanted creature without paying its mana cost.

This land enters tapped unless you control one or fewer other lands.
{T}: Add {U} or {B}.
Cycling {2}

Solidarity
Edgeland Battlefury must be blocked if able, and it must be blocked by two or more creatures if able.

Level up {2}{U}
[level 1-2] If an ability of a permanent you control triggers, it triggers an additional time.
[level 3+] If an ability of a permanent you control triggers, it triggers two additional times.

When this creature enters, tap up to one target creature.
Flow — {3}{U}: Tap target creature.

{1}, {T}: Add one mana of any color.
{2}, Sacrifice Living Compass: Draw a card.

When this artifact enters, draw a card.
{1}, {T}: Add one mana of any color.

Army Reserves enters with X +1/+1 counters and a defender counter on it.
{1}: Move a counter from Army Reserves onto another target creature. Activate only as a sorcery.

You can't cast noncreature spells.
Creature spells you cast cost {X} less to cast, where X is the greatest power among creatures you control.

Flying
Favored
Whenever your Champion attacks, create a 0/0 white Army creature token, then put a +1/+1 counter on each Army you control.

{T}: Add {C}.
{1}, {T}, Sacrifice Cradle of Rebirth: Copy target spell you control which had its flashback cost paid. You may choose new targets for the copy.

Time loop
I — Create a 1/1 green Spirit creature token.
II — Put a +1/+1 counter on target creature you control.
III — Put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Flash
When Security Initiative enters, you may tap or untap target nonland permanent. Then draw a card.
An opponent controls three or more tapped nonland permanents.