Amass Zombies X, where X is the number of instant and sorcery cards in your graveyard. (Put X +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

When this creature enters, target creature gets +2/+0 until end of turn.

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Deathtouch
: Return up to three target creature cards from your graveyard to your hand.
, Exile this card from your graveyard: Return up to three target creature cards from your graveyard to your hand.

, : Exile another target creature you control, then return that card to the battlefield under your control.

Whenever you crank this Contraption, roll two six-sided dice. This Contraption deals damage to target player or planeswalker equal to the difference between those results.

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Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of their choice.

Equipped creature gets +3/+2.
Whenever a legendary creature you control enters, you may attach this Equipment to it.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards you own in exile and in your graveyard that are instant cards, are sorcery cards, and/or have an Adventure.

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This land enters tapped.
: Add , , or .

This land enters tapped.
: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying
Islandcycling (, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)
This creature can't attack unless there are five or more Islands on the battlefield.

Draw a card.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When this artifact enters, exile target card from a graveyard.
, Sacrifice this artifact: Exile each opponent's graveyard.
, , Sacrifice this artifact: Draw a card.

Enchant creature
Enchanted creature gets +2/+2 and can't block.

As an additional cost to cast this spell, you may exile any number of green cards from your hand. This spell costs less to cast for each card exiled this way.
Choose target creature with mana value less than X. Search your library for a creature card with the same name as that creature, put it onto the battlefield tapped, then shuffle.

Vigilance
Whenever this creature becomes the target of a spell or ability an opponent controls, you may draw a card.
Infusion — This creature gets +2/+0 as long as you gained life this turn.