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

Sacrifice a creature: Add {C}{C}.

At the beginning of your upkeep, you may put a harmony counter on Instrument of the Bards. {3}{G}, {T}: Search your library for a creature card with mana value equal to the number of harmony counters on Instrument of the Bards, reveal it, and put it into your hand. If that card is legendary, create a Treasure token. Then shuffle.

Imprint — When Isochron Scepter enters the battlefield, you may exile an instant card with mana value 2 or less from your hand. {2}, {T}: You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.

{T}: Add {C}{C}.

{T}: Add {C}. {T}: Add {R} or {W}. Talisman of Conviction deals 1 damage to you.

{T}: Add {W}.

{T}: Add {G}.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

When Fiend Hunter enters the battlefield, you may exile another target creature. When Fiend Hunter leaves the battlefield, return the exiled card to the battlefield under its owner's control.

When Imperial Recruiter enters the battlefield, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Creatures your opponents control enter the battlefield tapped.

Flying, protection from black Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

When Leonin Relic-Warder enters the battlefield, you may exile target artifact or enchantment. When Leonin Relic-Warder leaves the battlefield, return the exiled card to the battlefield under its owner's control.

{W}: Exile target card from a graveyard. If it was a permanent card, put a +1/+1 counter on Lion Sash. Equipped creature gets +1/+1 for each +1/+1 counter on Lion Sash. Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

When Manglehorn enters the battlefield, you may destroy target artifact. Artifacts your opponents control enter the battlefield tapped.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {1}, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

When Ranger-Captain of Eos enters the battlefield, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle. Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

When Sparring Mummy enters the battlefield, untap target creature.

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost. Destroy up to two target artifacts and/or enchantments.

Destroy target artifact or enchantment. Its controller gains 4 life.

If this spell is the first spell you've cast this game, you may cast it without paying its mana cost. Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library.

({T}: Add {R} or {W}.) Alpine Meadow enters the battlefield tapped.

({T}: Add {G} or {W}.) Arctic Treeline enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

Castle Ardenvale enters the battlefield tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

As Furycalm Snarl enters the battlefield, you may reveal a Mountain or Plains card from your hand. If you don't, Furycalm Snarl enters the battlefield tapped. {T}: Add {R} or {W}.

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

({T}: Add {R} or {G}.) Highland Forest enters the battlefield tapped.

({T}: Add {W}.)

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life: Add {R} or {W}. {1}, {T}, Sacrifice Sunbaked Canyon: Draw a card.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

When Aviary Mechanic enters the battlefield, you may return another permanent you control to its owner's hand.

Whenever Coercive Recruiter or another Pirate enters the battlefield under your control, gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and becomes a Pirate in addition to its other types.

If Combat Celebrant hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)

Flying When Emancipation Angel enters the battlefield, return a permanent you control to its owner's hand.

When Felidar Guardian enters the battlefield, you may exile another target permanent you control, then return that card to the battlefield under its owner's control.

Flash When Fleetfoot Panther enters the battlefield, return a green or white creature you control to its owner's hand.

Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

When Hyrax Tower Scout enters the battlefield, untap target creature.

Flying When Kor Skyfisher enters the battlefield, return a permanent you control to its owner's hand.

Whenever Port Razer deals combat damage to a player, untap each creature you control. After this phase, there is an additional combat phase. Port Razer can't attack a player it has already attacked this turn.

Flash Flying When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

Flying When Reveillark leaves the battlefield, return up to two target creature cards with power 2 or less from your graveyard to the battlefield. Evoke {5}{W} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)

Sacrifice Saffi Eriksdotter: When target creature is put into your graveyard this turn, return that card to the battlefield.

{T}: Untap target creature.

Flash (You may cast this spell any time you could cast an instant.) When Village Bell-Ringer enters the battlefield, untap all creatures you control.

Flash When Whitemane Lion enters the battlefield, return a creature you control to its owner's hand.