Enchant player
Enchanted player can't gain life.
At the beginning of your upkeep, enchanted player loses 1 life and you gain 1 life.

Flash
Whenever Thassa's Tideshaper attacks, defending player mills two cards and you draw a card. Then discard a card unless defending player has eight or more cards in their graveyard.

Defender, trample
At the beginning of combat on your turn, if you have at least 3 life more than than your starting life total, Thawing Yeti loses defender until end of turn. Otherwise, you gain 2 life.

Exalted
Whenever you attack, return target creature card from your graveyard to the battlefield tapped and attacking with a finality counter on it if it has mana value X or less, where X is the greatest power among attacking creatures you control.

Whenever The Ancient Master attacks alone, put any number of creature cards with total mana value 4 or less from your hand onto the battlefield tapped and attacking. Then return any number of creature cards with total mana value 4 or less from your graveyard to the battlefield tapped and attacking.

Flash
When The Aqua Crew enters, mill six cards, then you gain 1 life for each card type among cards in your graveyard.
Whenever you cast a spell from your graveyard, you may have target nonland permanent become an Island land. This ability triggers only once unless you control a creature named Warden of Depths.

[+2]: Each player puts their hand on the bottom of their library in a random order. You draw five cards, then each opponent draws two cards.
[+1]: Untap each land you control.
[–3]: Return up to three target nonland permanents to their owner's hands.
[–9]: You get an emblem with “Whenever an opponent casts their first spell each turn, gain control of it. You may choose new targets for that spell.”

Flying, vigilance
When The Army of Trax enters, create a number of 0/0 white Army creature tokens equal to your devotion to white. Then put that many +1/+1 counters on each Army you control.

When The Berry Master enters, create a Berry token.
If you would create one or more tokens, also create that many Berry tokens.
{2}, Sacrifice two Berries: Up to one target creature gets +2/+2 until end of turn. Up to one target creature gets -2/-2 until end of turn. You gain 4 life. Activate only as a sorcery.

Whenever you cast a noncreature spell, creatures you control get +1/+1 and gain haste until end of turn.

If you would draw a card while your library has no cards in it, instead you may put a card you own from outside the game into your hand.
{T}: Draw two cards, then discard a card.

Each opponent can't attack unless the total power of attacking creatures they control is 4 or less.
[+1]: Until end of turn, The Dutiful Wanderer becomes a 3/3 Human Samurai creature with double strike and indestructible.
[–3]: Exile up to one target creature you control and up to one target creature you don't control, then return the creature you controlled to the battlefield under its owner's control.

I — Exile up to one target permanent with mana value 4 or greater.
II — Create two 1/1 white Human creature tokens.
III — Each player gains control of all permanents they own. If you gained control of no permanents this way, draw a card.

When The First Battalion enters, create two 2/2 colorless Minion creature tokens with decayed.
Minions you control lose all abilities.

Whenever you cast a noncreature spell, create a 1/1 white Human creature token, then target player mills two cards.

Whenever you cycle a card, draw a card.
Cycling {2}{U}
When you cycle this card, copy target triggered ability you control. You may choose new targets for the copy.

Time loop
I — Pay any amount of life. Create an X/X black Demon creature token, where X is the amount of life paid.
II — You draw a card and you lose 1 life.
III — Target creature you control gains lifelink until end of turn.

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

Vigilance
When The Magma Council enters, it deals damage equal to the number of cards types among permanents you control to target opponent.
Landfall — Once each turn, when a land you control enters, you may have target nonland permanent become a Mountain land.

Equipped creature gets +2/+2.
As long as there are five colors among permanents you control, equipped creature has indestructible.
Equip {5}. This ability costs {1} less to activate for each of its target's colors.

Enchant land
Enchanted land has “{T}: Add two mana in any combination of colors. You gain 1 life.”

Indestructible
Whenever a player attacks with two or more creatures, you draw a card and you create a Treasure token.
Whenever a player casts their second spell each turn, create a 1/1 colorless Cyborg artifact creature token, then put a +1/+1 counter on each Cyborg you control.

I — Each opponent discards two cards, then mills two cards.
II — Each opponent loses 2 life and you gain 2 life.
III — For each opponent that has eight or more cards in their graveyard, exile a card from that player's graveyard. You may cast cards exiled this way this turn, and mana of any type can be spent to cast cast it.

When The Quindral Accords enters, make a pledge.
Pledge — {3}{W}{U}{B}{R}{G}: Create a 5/5 Robot artifact creature token named Sentry of the New World that's all colors, then look at the top five cards of your library. Put one of them into your hand and the rest into your graveyard. Activate only as a sorcery unless you're making a pledge.

Whenever one or more creature cards are put into your graveyard from anywhere, you may choose one and pay {X}, where X is the chosen card's mana value. If you do, create a tapped token that's a copy of it.
{T}: Target player mills two cards.