Contaminated Aquifer

({T}: Add {U} or {B}.)
This land enters tapped.

Ice Tunnel

Island

Cryptic Serpent

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.

Bird Illusion

Murmuring Mystic

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Sneaky Snacker

Flying
When you draw your third card in a turn, return this card from your graveyard to the battlefield tapped.

Tolarian Terror

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)

Abandon Attachments

You may discard a card. If you do, draw two cards.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Cast Down

Counterspell

Deep Analysis

Target player draws two cards.
Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Dispel

Lórien Revealed

Draw three cards.
Islandcycling {1} ({1}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Mental Note

Ponder

Preponderant Pearl

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

Snuff Out

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Thought Scour

Target player mills two cards.
Draw a card.

Annul

Counter target artifact or enchantment spell.

Arms of Hadar

Creatures target player controls get -2/-2 until end of turn.

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Echoing Truth

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

Nihil Spellbomb

{T}, Sacrifice this artifact: Exile target player's graveyard.
When this artifact is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

Manasources	Probability
1	90.08%
2	60.83%
3	27.09%
4	7.41%
5	1.16%
6	0.09%
7	0.00%

Color Pip	Probability
	90.08%
	54.14%
	0.00%
	0.00%
	0.00%
	0.00%

Dimir Terror

Lands (16)

Creatures (13)

Instants (25)

Sorceries (6)

Sideboard (15)

Probability of drawing any mana sources in your first 7 cards

Probability of drawing a mana source of a specific color pip in your first 7 cards

Mana Cost Distribution

Mana Density