Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
Skrelv can't block.
, : Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ( can be paid with either or 2 life.)

You may look at the top card of your library any time.
You may cast artifact spells and colorless spells from the top of your library.
, Pay 1 life: Exile the top card of your library.

Flash
Heroes you control get +2/+2.
At the beginning of each end step, if you attacked with a Hero this turn or a Hero entered the battlefield under your control this turn, draw a card.

Trample
When Thorin enters, attach any number of target Equipment you control to target creature you control. When one or more Equipment become attached to that creature this way, that creature deals damage equal to its power to up to one target creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.)
I — Destroy up to one target nonland permanent.
II, III — Each opponent loses 2 life.
IV — Create Galactus, a legendary 16/16 black Elder Alien creature token with flying, trample, and "Whenever Galactus attacks, destroy target land."

You may cast this card from your graveyard or from exile.

Copy target creature spell you control, except it isn't legendary if the spell is legendary. (A copy of a creature spell becomes a token.)

Whenever an Equipment you control enters, you may draw a card.
Metalcraft — Equipment you control have equip as long as you control three or more artifacts.

Choose a creature type. Look at the top six cards of your library. You may reveal any number of cards of the chosen type from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant creature or planeswalker you control
When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

This spell costs less to cast, where X is the total power of creatures you control.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

When this creature enters, you may return target card from your graveyard to your hand.

Xantcha enters under the control of an opponent of your choice.
Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls.
: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.

When this enchantment enters, any number of target opponents each draw a card. Put an ingredient counter on this enchantment, then put an ingredient counter on it for each card drawn this way.
Whenever you cast a creature spell, that creature enters with X additional +1/+1 counters on it, where X is the number of ingredient counters on this enchantment.

Whenever a token you control enters, you gain 1 life if this is the first time this ability has resolved this turn. If it's the second time, draw a card. If it's the third time, put a +1/+1 counter on each creature you control.

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Create X 1/1 white Ally creature tokens, then put a +1/+1 counter on each creature you control.

Trample
Activated abilities of artifact tokens you control cost less to activate.
When Mutagen Man enters, create X Mutagen tokens. (They're artifacts with ", , Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

, , Sacrifice this creature: Each player discards their hand, then draws seven cards.

Sneak (You may cast this spell for if you also return an unblocked attacker you control to hand during the declare blockers step.)
Search your library for a card, put that card into your hand, then shuffle.