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.

Choose one or both —
• Remove all counters from all permanents.
• Destroy all creatures.

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, choose one —
• Create a 1/1 white Human creature token.
• Target player mills three cards.
• Scry 2.

When The Love of a Lifetime enters, you may search your library for a legendary creature card that doesn't share a name with a creature you control, reveal it, put it into your hand, then shuffle.
Creatures you control get +1/+1.

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.

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.

At the beginning of combat on your turn, create a 3/3 red and green Ox creature token with haste. It attacks this combat if able.
Creatures your opponents control with power less than or equal to the number of Oxen and Minotaurs you control can't block.

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.

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.”

Decayed
You may cast The Venerable Veteran from your graveyard.

Tap all permanents.
Exile The World Stood Still.

Draw a card if a creature you control has flying. Do the same for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

{1}{R}: Thieving Catspaw dares 3.
Whenever Thieving Catspaw becomes a Rebel, you may discard a card. If you do, draw a card.

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

Thorngrafter enters with a +1/+1 counter and your choice of counter from among deathtouch, reach, trample or vigilance on it.
{1}, {T}: Put a +1/+1 counter on Thorngrafter.
{T}: You may move a counter from Thorngrafter to another creature you control. Activate only as a sorcery.

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 Thoveus Adi dies, put him into his owner's library third from the top.
[+1]: At the beginning of your next upkeep, draw a card.
[–3]: At the beginning of target opponent's next end step, that player sacrifices two creatures.
[–8]: When you next cast a Thoveus spell, take two extra turns after this one.

Flying, haste
Instant and sorcery spells cost {2} less to cast.
Whenever an opponent casts their second spell each turn, create a 5/5 red Dragon enchantment creature token with flying.

Untap target creature and gain control of it until end of turn. That creature gains haste until end of turn.

You may tap an untapped legendary creature you control instead of paying this spell's mana cost.
Enchant creature.
Enchanted creature gets +1/+0 and has menace.

At the beginning of combat on your turn, Thrill of the Trendchase becomes a copy of a creature on the battlefield chosen at random until end of turn, except it's a 5/5 red Elemental with flying and haste and isn't legendary if the chosen creature is legendary.

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.

Whenever equipped creature attacks, you may have it dare 7 until end of turn.
Equip {3}

Sacrifice each creature you control. Each opponent sacrifices that many creatures. Draw a card for each creature that's died this turn.