Haste
Talon Triplets can't be blocked by creatures with power 2 or less.
Amity — Whenever you attack with Talon Triplets and exactly one other creature, that creature can't be blocked by creatures with power 2 or less this turn.

At the beginning of each opponent's upkeep, Teetering Panda deals 2 damage to them if they control a tapped permanent. If they control three or more, you gain 2 life and draw a card.
{2}, {T}: You may tap or untap another target creature.
{2}, {Q}: Put a stun counter on target creature.

Search your library for a basic land card, put it onto the battlefield, then shuffle.
Acclimate.

Destroy target non-Human creature. If it has Berries attached to it, gain control of them. Otherwise, create a Berry token.

Test Subject Alpha enters with a +1/+1 counter and a trample counter on it.
At the beginning of your upkeep, you may move a counter from Test Subject Alpha onto another creature.

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

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

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.

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.

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

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 Smoking Strand enters, you may search your library for a planeswalker card, reveal it, put it into your hand, then shuffle.
Planeswalkers you control have “+1: Draw a card.”

Flash
Enchant creature
Enchanted creature gets +2/+2.

Draw three cards. Then discard two cards unless you discard a card with flashback.
Flashback {6}{U}{U}

When Thornlasher Mortis enters, mill two cards.
Whenever one or more cards leave your graveyard, create a 1/1 green Saproling creature token. This ability triggers only once each turn.

When this creature enters, create a red Subroutine enchantment token named BOOST with “Whenever this Subroutine runs, add {R}.”

Whenever a creature or land you control enters, you gain 1 life.
Creatures you control get +1/+1 as long as you have at least 3 life more than your starting life total.

Choose one —
• Target creature you control deals damage equal to twice its power to target creature or planeswalker you don't control.
• Destroy each artifact or enchantment with mana value less than or equal to the power of target creature you control.

{T}: Add one mana of any color. Put a tide counter on Tidelock Pearl.
{1}{U}, {T}, Sacrifice Tidelock Pearl: Search your library for a Kraken, Leviathan, Octopus, or Serpent card with mana value less than or equal to the number of tide counters on Tidelock Pearl, put it onto the battlefield, then shuffle.

Choose up to one for each color among white, blue, and black among permanents you control.
• Return target artifact or enchantment card from your graveyard to your hand.
• Return target instant or sorcery card from your graveyard to your hand.
• Return target creature or planeswalker card from your graveyard to your hand.
Exile Tiril Agenda.

As an additional cost to cast this spell, sacrifice a creature.
Return to the battlefield target creature card from your graveyard with mana value less than or equal to 2 plus the sacrificed creature's mana value.

When Together in Arms enters, create two 1/1 colorless Soldier creature tokens.
You controlled a spell that targeted a creature you controlled this turn.
You controlled an ability that targeted a creature you controlled this turn.

Spend only mana of different colors to cast this spell.
For each color among permanents you control, the first multicolored spell you cast each turn costs one mana of that color less to cast. This effect reduces only the amount of colored mana you pay.

Target opponent reveals cards from the top of their library until four land cards are revealed. Exile each card revealed this way. If seven or fewer cards were exiled this way, scry 3.