Descend 8 — The Ancient One can't attack or block unless there are eight or more permanent cards in your graveyard.
: Draw a card, then discard a card. When you discard a card this way, target player mills cards equal to its mana value.

During your turn, this spell costs less to cast.
End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Flying
Whenever Ganax or another Dragon you control enters, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")
Choose a Background (You can have a Background as a second commander.)

Add two mana in any combination of colors.
Draw a card.

Landfall — Whenever a land you control enters, you may have target player lose 3 life. If you do, put three +1/+1 counters on Ob Nixilis.

This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

: Add .
, : Each player draws a card.

Spree (Choose one or more additional costs.)
+ — Untap all creatures you control. If it's your combat phase, there is an additional combat phase after this phase.
+ — Creatures you control get +1/+0 and gain first strike until end of turn.
+ — Choose target opponent. Whenever a creature you control deals combat damage to that player this turn, create a tapped Treasure token.

This land enters tapped.
: Add .
, , Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Vigilance
You may look at the top card of your library any time.
You may cast Ally spells from the top of your library.
Sacrifice Hakoda: Creatures you control get +0/+5 and gain indestructible until end of turn.

Flying
Threshold — This creature gets +1/+1 as long as there are seven or more cards in your graveyard.

As an additional cost to cast this spell, sacrifice a creature.
Fling deals damage equal to the sacrificed creature's power to any target.

Creatures entering don't cause abilities to trigger.

Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is that spell's mana value.
: Target creature token can't be blocked this turn.

Flash
Flying
When this creature enters, counter target spell with mana value X or less, where X is the number of Faeries you control.

Other Vampire creatures you control get +1/+1.
Tap five untapped Vampires you control: Gain control of target creature. It becomes a Vampire in addition to its other types.

: Add .

Other Horses you control have indestructible.
At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

Devoid (This card has no color.)
Flying
When this creature enters, exile all cards from your library face down, then shuffle all cards from your graveyard into your library.