Commander Masters

Teyo, Geometric Tactician

Teyo, Geometric Tactician {2}{W}

Legendary Planeswalker - Teyo
When Teyo, Geometric Tactician enters, create a 0/4 white Wall creature token with defender and flying.
[+1]: You and target opponent each draw a card.
[–2]: Choose left or right. Until your next turn, each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent.
Loyalty:
3
Sparkshaper Visionary

Sparkshaper Visionary {2}{U}

Creature - Human Wizard
At the beginning of combat on your turn, choose any number of target planeswalkers you control. Until end of turn, they become 3/3 blue Bird creatures with flying, hexproof, and "Whenever this creature deals combat damage to a player, scry 1."
0/5
Taunting Sliver

Taunting Sliver {3}{U}

Creature - Sliver
Sliver creatures you control have "When this creature enters, goad target creature an opponent controls."
"The way it shakes its hood is astonishingly irritating."
—Neena, outland scout
3/3
Titan of Littjara

Titan of Littjara {4}{U}{U}

Creature - Illusion
As Titan of Littjara enters, choose a creature type.
Titan of Littjara is the chosen type in addition to its other types.
Whenever Titan of Littjara enters or attacks, you may draw a card for each other creature you control that shares a creature type with it. If you do, discard a card.
6/6
Vronos, Masked Inquisitor

Vronos, Masked Inquisitor {3}{U}{U}

Legendary Planeswalker - Vronos
[+1]: Up to two other target planeswalkers you control phase out at the beginning of the next end step.
[–2]: For each opponent, return up to one target nonland permanent that player controls to its owner's hand.
[–7]: Target artifact you control becomes a 9/9 Construct artifact creature and gains vigilance, indestructible, and "This creature can't be blocked."
Loyalty:
5
Cacophony Unleashed

Cacophony Unleashed {5}{B}{B}

Enchantment
When Cacophony Unleashed enters, if you cast it, destroy all nonenchantment creatures.
Whenever Cacophony Unleashed or another enchantment you control enters, until end of turn, Cacophony Unleashed becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.
Demon of Fate's Design

Demon of Fate's Design {4}{B}{B}

Enchantment Creature - Demon
Flying, trample
Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost.
{2}{B}, Sacrifice another enchantment: Demon of Fate's Design gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.
6/6
Ghoulish Impetus

Ghoulish Impetus {2}{B}

Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1, has deathtouch, and is goaded.
When enchanted creature dies, return Ghoulish Impetus to the battlefield at the beginning of the next end step.
Lazotep Sliver

Lazotep Sliver {3}{B}

Creature - Zombie Sliver
Sliver creatures you control have afflict 2.
Whenever a nontoken Sliver you control dies, amass Slivers 2.
4/4
Capricious Sliver

Capricious Sliver {3}{R}

Creature - Sliver
Sliver creatures you control have "Whenever this creature deals combat damage to a player, exile the top card of your library. You may play that card this turn."
They hunt on pure instinct, driven by the will of the hive mind with no time wasted on independent thought.
3/3
Chandra, Legacy of Fire

Chandra, Legacy of Fire {4}{R}

Legendary Planeswalker - Chandra
At the beginning of your end step, Chandra, Legacy of Fire deals X damage to each opponent, where X is the number of planeswalkers you control.
[+1]: Add {R} for each planeswalker you control.
[0]: Remove a loyalty counter from each of any number of permanents you control. Exile that many cards from the top of your library. You may play them this turn.
Loyalty:
3
Descendants' Fury

Descendants' Fury {3}{R}

Enchantment
Whenever one or more creatures you control deal combat damage to a player, you may sacrifice one of them. If you do, reveal cards from the top of your library until you reveal a creature card that shares a creature type with the sacrificed creature. Put that card onto the battlefield and the rest on the bottom of your library in a random order.
Guff Rewrites History

Guff Rewrites History {2}{R}

Instant
For each player, choose target nonenchantment, nonland permanent that player controls. Those permanents' owners shuffle them into their libraries. Each player who controlled one of those permanents exiles cards from the top of their library until they exile a nonland card, then puts the rest on the bottom of their library in a random order. Each player may cast the nonland card they exiled without paying its mana cost.
Jaya's Phoenix

Jaya's Phoenix {4}{R}

Creature - Phoenix
Flying, haste
Whenever Jaya's Phoenix deals combat damage to a player or planeswalker, copy the next loyalty ability you activate this turn when you activate it. You may choose new targets for the copy.
Whenever you cast a planeswalker spell, you may return Jaya's Phoenix from your graveyard to the battlefield.
3/3
Composer of Spring

Composer of Spring {1}{G}

Creature - Satyr Bard
Constellation — Whenever an enchantment you control enters, you may put a land card from your hand onto the battlefield tapped. If you control six or more enchantments, instead you may put a creature or land card from your hand onto the battlefield tapped.
1/3
For the Ancestors

For the Ancestors {2}{G}

Instant
Choose a creature type. Look at the top six cards of your library. You may reveal any number of cards of the chosen type from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.
Flashback {3}{G}
Hatchery Sliver

Hatchery Sliver {1}{G}

Creature - Sliver
Replicate {1}{G}
Each Sliver spell you cast has replicate. The replicate cost is equal to its mana cost.
A single survivor can repopulate a devastated hive within a week.
2/2
Nyxborn Behemoth

Nyxborn Behemoth {10}{G}{G}

Enchantment Creature - Beast
This spell costs {X} less to cast, where X is the total mana value of noncreature enchantments you control.
Trample
{1}{G}, Sacrifice another enchantment: Nyxborn Behemoth gains indestructible until end of turn.
10/10
Darksteel Monolith

Darksteel Monolith {8}

Artifact
Indestructible
Once each turn, you may pay {0} rather than pay the mana cost for a colorless spell you cast from your hand.
Mirrodin's heart beats with Phyrexian oil.
Abstruse Archaic

Abstruse Archaic {4}

Creature - Avatar
Vigilance
{1}, {T}: Copy target activated or triggered ability you control from a colorless source. You may choose new targets for the copy.
3/4
Calamity of the Titans

Calamity of the Titans {4}{C}{C}

Sorcery
As an additional cost to cast this spell, reveal a colorless creature card from your hand.
Exile each creature and planeswalker with mana value less than the revealed card's mana value.
Desecrate Reality

Desecrate Reality {7}

Instant
For each opponent, exile up to one target permanent that player controls with an even mana value.
Adamant — If at least three colorless mana was spent to cast this spell, return a permanent card with an odd mana value from your graveyard to the battlefield.
Flayer of Loyalties

Flayer of Loyalties {8}{C}{C}

Creature - Eldrazi
When you cast this spell, gain control of target creature until end of turn. Untap that creature. Until end of turn, it has base power and toughness 10/10 and gains trample, annihilator 2, and haste.
Annihilator 2
Trample
10/10
Omarthis, Ghostfire Initiate

Omarthis, Ghostfire Initiate {X}{X}

Legendary Creature - Spirit Snake
Omarthis, Ghostfire Initiate enters with X +1/+1 counters on it.
Whenever you put one or more +1/+1 counters on another colorless creature, you may put a +1/+1 counter on Omarthis.
When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it.
0/0
Rise of the Eldrazi

Rise of the Eldrazi {9}{C}{C}{C}

Sorcery
This spell can't be countered.
Destroy target permanent. Target player draws four cards. Take an extra turn after this one.
Exile Rise of the Eldrazi.