Menace
Whenever a creature you control deals combat damage to a player, you gain life equal to that creature's toughness.
Partner (You can have two commanders if both have partner.)

If a creature would deal combat damage to this creature, prevent that damage and put a +1/+1 counter on this creature.

Rather than pay for each previous time you've cast this spell from the command zone this game, pay 2 life that many times.
Flying, lifelink
Whenever a player casts a spell, they lose 2 life.

Whenever you're dealt damage, you may put that many charge counters on this artifact.
, , Remove four charge counters from this artifact: You gain 2 life and draw a card.

Exile target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

If target opponent has more cards in hand than you, draw cards equal to the difference.

As long as this creature is enchanted, it gets +2/+2 and has flying, first strike, and trample.

Whenever another creature you control with power 3 or greater enters, you may draw a card.

Flying
When this creature enters, return target permanent to its owner's hand.
Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

When this creature enters, destroy target artifact or enchantment.

Create three 2/2 black Zombie creature tokens.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, create a 2/2 black Zombie creature token.

Will of the council — When this creature enters, starting with you, each player votes for blue, black, red, or green. This creature gains protection from each color with the most votes or tied for most votes.

Landfall — Whenever a land you control enters, this creature gets +4/+4 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
This creature can't attack unless there is a Mountain on the battlefield.

Choose one —
• Destroy target creature.
• Return target creature card from your graveyard to the battlefield.
Entwine—Sacrifice three lands. (Choose both if you pay the entwine cost.)

Flying
Whenever another nontoken Dragon you control enters, create a 5/5 red Dragon creature token with flying.
: Dragons you control get +1/+0 until end of turn.

All permanents are artifacts in addition to their other types.
All cards that aren't on the battlefield, spells, and permanents are colorless.
Players may spend mana as though it were mana of any color.

You may play an additional land on each of your turns.
Landfall — Whenever a land you control enters, you may draw a card.

At the beginning of your upkeep, you may create a 1/1 green Squirrel creature token.
Threshold — All Squirrels get +2/+2 as long as there are seven or more cards in your graveyard.

Assist (Another player can pay up to of this spell's cost.)
Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Game Plan.

Trample

When this creature enters, create two 2/2 green Wolf creature tokens.
Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Target player discards three cards.
Suspend 4— (Rather than cast this card from your hand, you may pay and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

: Create a 1/1 green Saproling creature token.
Sacrifice a Saproling: Saproling creatures get +1/+1 until end of turn.

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

Trample
When this creature enters, other creatures you control get +3/+3 and gain trample until end of turn.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

, : Search your library for a card, put that card into your hand, then shuffle.

Sliver creatures you control have "When this creature enters, you may exile target creature an opponent controls until this creature leaves the battlefield."

When you cast this spell, create X 0/1 red Kobold creature tokens named Kobolds of Kher Keep, where X is the amount of mana spent to cast it.
Flying
Sacrifice another creature: Prossh gets +1/+0 until end of turn.

, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of those cards into your hand and the rest into your graveyard.
Partner (You can have two commanders if both have partner.)

Target player gains 7 life and draws two cards.

This creature enters with three +1/+1 counters on it.
Remove a +1/+1 counter from this creature: It deals 1 damage to any target.

Flying
When this creature dies, shuffle it into its owner's library.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)
Whenever Jedit Ojanen attacks or blocks, create a 2/2 green Cat Warrior creature token with forestwalk.

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