mtg.wtf

Flying, hexproof from multicolored
Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors.

Flying, hexproof from monocolored
Each instant and sorcery card in your graveyard that's exactly two colors has jump-start.

O-Kagachi Made Manifest is all colors.
Flying, trample
Whenever O-Kagachi Made Manifest attacks, defending player chooses a nonland card in your graveyard. Return that card to your hand. O-Kagachi Made Manifest gets +X/+0 until end of turn, where X is the mana value of that card.

Flying, trample
Whenever O-Kagachi, Vengeful Kami deals combat damage to a player, if that player attacked you during their last turn, exile target nonland permanent that player controls.

If you would lose unspent mana, that mana becomes black instead.
At the beginning of your first main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand.

If Primeval Spawn would enter and it wasn't cast or no mana was spent to cast it, exile it instead.
Vigilance, trample, lifelink
When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs.

Protection from everything
If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

Other Scarecrow creatures you control get +1/+1.
Whenever another Scarecrow you control enters, destroy target permanent.

As Rukarumel, Biologist enters, choose a creature type.
Slivers you control and nontoken creatures you control are the chosen type in addition to their other creature types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.
{3}, {T}: Create a 1/1 colorless Sliver creature token.

At the beginning of your upkeep, you may search your library and/or graveyard for a Shrine card and put it onto the battlefield. If you search your library this way, shuffle.
If an ability of another Shrine you control triggers while you control six or more Shrines, that ability triggers an additional time.

Flying
{2}: Search your library for a Dragon permanent card and put it into your graveyard. If you do, Scion of the Ur-Dragon becomes a copy of that card until end of turn. Then shuffle.

Eldrazi you control are Slivers in addition to their other types.
Slivers you control have devoid and annihilator 1.
{3}: Create a 1/1 colorless Eldrazi Sliver creature token. It has "Sacrifice this creature: Add {C}."

The "legend rule" doesn't apply to Slivers you control.
Each Sliver creature card in your graveyard has encore {X}, where X is its mana value.
Encore {5}

Sliver creatures you control have indestructible.

All Sliver creatures get +1/+1 for each other Sliver on the battlefield.

{3}: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.
{3}: Gain control of target Sliver.

{2}: Create a 1/1 colorless Sliver creature token.

Sphinx of the Guildpact is all colors.
Flying
Hexproof from monocolored

The Beleaguered Boxer can't be your Commander unless your deck is 100 cards and originally built out of no more than 36 booster packs, plus basic lands.
When The Beleaguered Boxer enters the battlefield, open a Magic booster pack. Remove up to three cards in your hand or graveyard from your deck permanently. For each card removed this way, add a card from that pack to your hand. Those cards are now permanently part of your deck.

Whenever you cast a signed spell or play a signed land, copy it. (A signed card is a card signed by its artist, designer, or someone else it's strongly associated with.)
Discard a signed card: Destroy target creature with a name that has a five or fewer letter length difference from the person who signed the discarded card.

Changeling (This card is every creature type.)
As the game begins, if this creature is your commander, choose two creature types. For the rest of the game, treat those two types like they're the same among your creatures and creature cards everywhere.
{3}, {T}: Choose a creature type. Draw a card for each creature you control of that type.

Cascade
Sliver spells you cast have cascade.

Horsemanship
The Horizon Seeker gets +1/+1 for each different named keyword and ability word among permanents you control and instant or sorcery cards in your graveyard. (For example, flying, landfall, and scry count. Flavor words, like "Magical Tinkering", or game terms like "enchant creature" and "mana" do not.)

I — Exile target nonland permanent an opponent controls.
II — Return up to one other target nonland permanent to its owner's hand. Then each opponent discards a card.
III — Exile this Saga, then return it to the battlefield transformed under your control.

Eminence — While The Knight of Commentary is in the command zone or on the battlefield, you are freely allowed to ask people for advice on your game while playing. (This includes nearby players, friends around you, and even people you message on your phone, but it all must be done in a timely fashion, courteously, and without causing large interruptions in other games.)