Domain -- Target player draws a card for each basic land type among lands they control.

{T}: Add one mana of any color in your commander's color identity.

Domain -- At the beginning of each player's upkeep, that player gains 1 life for each basic land type among lands they control. Then Collapsing Borders deals 3 damage to that player.

Domain -- Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Domain -- This spell costs {2} less to cast for each basic land type among lands you control.

Flying

Domain -- At the beginning of your upkeep, sacrifice Draco unless you pay {10}. This cost is reduced by {2} for each basic land type among lands you control.

Domain -- Target creature gets -1/-1 until end of turn for each basic land type among lands you control.

You may play an additional land on each of your turns.

Lands you control are every basic land type in addition to their other types.

Domain -- Counter target spell unless its controller pays {1} for each basic land type among lands you control.

Enchant creature

Domain -- Enchanted creature gets -1/-1 for each basic land type among lands you control.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Menace

At the beginning of each player's upkeep, Furnace Punisher deals 2 damage to that player unless they control two or more basic lands.

Domain -- Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Domain -- Create a 3/3 green Beast creature token for each basic land type among lands you control.

{1}{G}, Discard Herd Migration: Search your library for a basic land card, reveal it, put it into your hand, then shuffle. You gain 3 life.

Vigilance, trample, haste

{W}{U}{B}{R}{G}: You may play target Elemental card from your graveyard without paying its mana cost.

Destroy each creature that isn't all colors.

+1: Create a 3/3 Kavu creature token with trample that's all colors.

-3: Choose up to two target creatures. For each of them, put a number of +1/+1 counters on it equal to the number of colors it is.

-6: Return target multicolored card from your graveyard to your hand. If that card was all colors, draw a card and create two Treasure tokens.

Jared Carthalion can be your commander.

Domain -- {5}, {T}: Draw a card. This ability costs {1} less to activate for each basic land type among lands you control.

Haste

At the beginning of each player's upkeep, that player untaps Karona, False God and gains control of it.

Whenever Karona attacks, creatures of the creature type of your choice get +3/+3 until end of turn.

Domain -- Kavu Scout gets +1/+0 for each basic land type among lands you control.

{W}{U}{B}{R}{G}: Exile target permanent.

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

Flash

Domain -- This spell costs {1} less to cast for each basic land type among lands you control.

When Leyline Binding enters the battlefield, exile target nonland permanent an opponent controls until Leyline Binding leaves the battlefield.

Flying

Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.

Domain -- For each basic land type among lands you control, Magnigoth Treefolk has landwalk of that type. (It can't be blocked as long as defending player controls a land of that type.)

Domain -- Equipped creature gets +1/+1 for each basic land type among lands you control.

Equip {3}

Domain -- Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control.

Reach

Domain -- When Meria's Outrider enters the battlefield, it deals damage to each opponent equal to the number of basic land types among lands you control.

Domain -- Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Flying

When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flying, hexproof from monocolored

Each instant and sorcery card in your graveyard that's exactly two colors has jump-start. (You may cast that card from your graveyard by discarding a card in addition to paying its other costs. Then exile it.)

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 precombat 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.

Domain -- Create a 1/1 blue Bird creature token with flying for each basic land type among lands you control.

Domain -- All creatures get -1/-1 until end of turn for each basic land type among lands you control.

Domain -- {3}, {T}: Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

If Primeval Spawn would enter the battlefield 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.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Domain -- This spell costs {2} less to cast for each basic land type among lands you control.

Flying

Each creature you control has vigilance if it's white, hexproof if it's blue, lifelink if it's black, first strike if it's red, and trample if it's green.

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.

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} ({5}, 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.)

Sliver creatures you control have indestructible. (Damage and effects that say "destroy" don't destroy them.)

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. (This effect lasts indefinitely.)

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

As long as you control a permanent of each color, prevent all damage that would be dealt to you.

Domain -- Create a 1/1 green Saproling creature token for each basic land type among lands you control.

Domain -- This spell costs {1} less to cast for each basic land type among lands you control.

Trample

Enchant creature

Domain -- Enchanted creature gets +1/+1 for each basic land type among lands you control.

Domain -- Territorial Kavu's power and toughness are each equal to the number of basic land types among lands you control.

Whenever Territorial Kavu attacks, choose one --

• Discard a card. If you do, draw a card.

• Exile up to one target card from a graveyard.

Domain -- Territorial Maro's power and toughness are each equal to twice the number of basic land types among lands you control.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Sliver spells you cast have cascade.

Flying

When Tiamat enters the battlefield, if you cast it, search your library for up to five Dragon cards not named Tiamat that each have different names, reveal them, put them into your hand, then shuffle.

Domain -- Until end of turn, creatures you control gain trample and get +1/+1 for each basic land type among lands you control.

Flying, menace, haste

Whenever Two-Headed Hellkite attacks, draw two cards.

Domain -- Target player discards a card for each basic land type among lands you control.

Domain -- You gain 2 life for each basic land type among lands you control.

Domain -- Wayfaring Giant gets +1/+1 for each basic land type among lands you control.

Domain -- This spell costs {1} less to cast for each basic land type among lands you control.

Domain -- Whenever Zar Ojanen, Scion of Efrava becomes tapped, put a +1/+1 counter on each creature you control with toughness less than the number of basic land types among lands you control.