Lier, Disciple of the Drowned

Spells can't be countered.
Each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost.

Reliquary Tower

You have no maximum hand size.
{T}: Add {C}.

Celestial Purge

Negate

Mana Leak

Counter target spell unless its controller pays {3}.

Sakura-Tribe Elder

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

Vengevine

Haste
Whenever you cast a spell, if it's the second creature spell you cast this turn, you may return this card from your graveyard to the battlefield.

Moonshaker Cavalry

Flying
When this creature enters, creatures you control gain flying and get +X/+X until end of turn, where X is the number of creatures you control.

Path to Exile

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Forest

Counterspell

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Omnath, Locus of Creation

When Omnath enters, draw a card.
Landfall — Whenever a land you control enters, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add {R}{G}{W}{U}. If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.

Cryptic Command

Choose two —
• Counter target spell.
• Return target permanent to its owner's hand.
• Tap all creatures your opponents control.
• Draw a card.

Ponder

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

Plains

Mountain

Oxidize

Destroy target artifact. It can't be regenerated.

Reciprocate

Exile target creature that dealt damage to you this turn.

Day of Judgment

Island

Rampant Growth

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

Hinder

Counter target spell. If that spell is countered this way, put that card on your choice of the top or bottom of its owner's library instead of into that player's graveyard.

Recollect

Return target card from your graveyard to your hand.

Kobolds of Kher Keep

Forest Bear

Lightning Helix

Lightning Helix deals 3 damage to any target and you gain 3 life.

Disenchant

Harmonize

Cancel

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Urza's Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — This Saga gains "{T}: Add {C}."
II — This Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This token gets +1/+1 for each artifact you control.'"
III — Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

Mana Tithe

Counter target spell unless its controller pays {1}.

Command Tower

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

Jedit Ojanen

Condemn

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.