Whenever another creature enters, you gain 1 life.

: Add .
, : Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

When this enchantment enters, support 2. (Put a +1/+1 counter on each of up to two target creatures.)
: Choose target creature with a counter on it. When that creature dies this turn, return that card to its owner's hand.

Creatures you control have haste.
, , Sacrifice a land: Create a 3/3 colorless Golem enchantment artifact creature token.

Whenever this creature or another nontoken Zombie you control dies, create a 2/2 black Zombie creature token.

Whenever you cast a noncreature spell, you may draw X cards, where X is the amount of mana spent to cast that spell. If you do, discard two cards.

This land enters tapped.
When this land enters, you gain 1 life.
: Add or .

At the beginning of each player's upkeep, this enchantment deals 1 damage to them.
Whenever a player casts a spell, if no mana was spent to cast that spell, this enchantment deals 5 damage to that player.
: Your opponents can't gain life this turn.

Whenever you put one or more counters on a Goblin, Orc, or Army you control, The Great Goblin deals 2 damage to target opponent.
Whenever another Goblin, Orc, or Army you control dies, exile the top card of your library. You may play it until the end of your next turn.

Visit — Creatures you control with power 2 or less gain horsemanship until end of turn. (They can't be blocked except by creatures with horsemanship.)

Flying
When this creature enters, you may put a commander you own from the command zone onto the battlefield. It gains haste. Return it to the command zone at the beginning of the next end step.

Enchant creature
Enchanted creature gets +3/+3 unless it shares a color with the most common color among all permanents or a color tied for most common.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
Black creatures can't attack you.
Nonblack creatures can't attack you unless their controller pays for each creature they control that's attacking you.

Put target creature card from a graveyard onto the battlefield under your control. That creature deals damage equal to its power to each other creature.

Flash
Flying
When this creature enters, exile target spell. It becomes plotted. (Its owner may cast it as a sorcery on a later turn without paying its mana cost.)
Spells your opponents cast from graveyards or from exile cost more to cast.

Flying, lifelink
When this creature enters, return target permanent card with mana value 4 or less from your graveyard to the battlefield.
Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
At the beginning of your upkeep, you may move a +1/+1 counter from target creature onto this creature.
Modular 3 (This creature enters with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Haste
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Equipped creature gets +1/+1 and is every creature type.
Equip

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