Flying
When this creature enters, create two 1/1 black Bat creature tokens with flying.
, Sacrifice a Bat: Create two 1/1 black Bat creature tokens with flying.
Sacrifice a Bat: Regenerate this creature.

Each Skeleton you control has trample, attacks each combat if able, and gets +X/+0, where X is the number of other Skeletons you control.
At the beginning of your end step, create a tapped 1/1 black Skeleton creature token. If a creature died this turn, create two of those tokens instead.

Flying
, Sacrifice a creature: Regenerate this creature.

Enchant creature
Enchanted creature gets +1/+1 and has ": Regenerate this creature."

Changeling
: Regenerate this creature.

: Adapt 2.
Each creature you control with a +1/+1 counter on it has flying.

When this Equipment enters, tap target permanent.
Equipped creature gets +1/+0 and has haste.
Equip

Bloodthirst 3
, Sacrifice this creature: It deals damage equal to its power to any target.

Bloodthirst 1
Creatures with power less than this creature's power can't block it.

Riot
Flying
: This creature deals 2 damage divided as you choose among one or two targets. Activate only if this creature has a +1/+1 counter on it.

Bloodthirst 3
Flying
: Return this card from your graveyard to your hand. Activate only if an opponent was dealt damage this turn.

: Add .
, : Target creature gets +1/+1 and gains trample until end of turn.

: Creatures you control gain trample until end of turn.
: Target land you control becomes a 4/4 Elemental creature until end of turn. It's still a land.

Trample
Bloodrush — , Discard this card: Target attacking creature gets +9/+9 and gains trample until end of turn.

Lifelink
Whenever Skanos, White Dragon Vassal attacks, another target attacking creature gains lifelink and gets +X/+0 until end of turn, where X is Skanos's power.

This card is a specialized version of Skanos, Dragon Vassal.

First strike
Whenever Skanos, Red Dragon Vassal attacks, another target attacking creature gains first strike and gets +X/+0 until end of turn, where X is Skanos's power.

This card is a specialized version of Skanos, Dragon Vassal.

Vigilance
Whenever Skanos, Green Dragon Vassal attacks, untap another target attacking creature. It gets +X/+0 until end of turn, where X is Skanos's power.

This card is a specialized version of Skanos, Dragon Vassal.

Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard.
Choose a Background (You can have a Background as a second commander.)

Specialize
Whenever Skanos, Dragon Vassal attacks, another target attacking creature gets +X/+0 until end of turn, where X is Skanos's power.

This card can changes to one of the different specialized versions, depending on which color was discarded:
Skanos, White Dragon Vassal
Skanos, Blue Dragon Vassal
Skanos, Black Dragon Vassal
Skanos, Red Dragon Vassal
Skanos, Green Dragon Vassal

Flying
Whenever Skanos, Blue Dragon Vassal attacks, another target attacking creature gains flying and gets +X/+0 until end of turn, where X is Skanos's power.

This card is a specialized version of Skanos, Dragon Vassal.

Menace
Whenever Skanos, Black Dragon Vassal attacks, another target attacking creature gains menace and gets +X/+0 until end of turn, where X is Skanos's power.

This card is a specialized version of Skanos, Dragon Vassal.

When this creature enters, look at the top five cards of your library. You may reveal a green card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Tap three untapped creatures you control: Tap target creature.

As an additional cost to cast this spell, exile three creature cards from your graveyard.
Flying
You may cast this card from your graveyard.

As an additional cost to cast this spell, exile two creature cards from your graveyard.
Trample

Alliance — Whenever another creature you control enters, target creature an opponent controls can't block this turn. If this is the second time this ability has resolved this turn, that creature attacks during its controller's next combat phase if able.

Changeling
When this creature dies, exile the top card of your library. Until the end of your next turn, you may play that card.