When this enchantment enters, each opponent gains 10 life. Whenever you cast an instant or sorcery spell, put a verse counter on this enchantment, then it deals damage equal to the number of verse counters on it to target player or planeswalker.

Boltwave deals 3 damage to each opponent.

Offspring {2} (You may pay an additional {2} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

When this enchantment enters, the Ring tempts you. Whenever you cast an instant or sorcery spell, this enchantment deals 2 damage to each opponent.

Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

If you would draw a card, you may instead choose land or nonland and reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and put all other cards revealed this way on the bottom of your library in any order.

(Gain the next level as a sorcery to add its ability.) Whenever you cast a noncreature spell, you may discard a card. If you do, draw a card. {2}{R}: Level 2 Noncreature spells you cast cost {1} less to cast. {2}{R}: Level 3 If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

{1}, {T}, Sacrifice this artifact: Add one mana of any color. When this artifact is put into a graveyard from the battlefield, draw a card.

Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.

(Gain the next level as a sorcery to add its ability.) You may look at the top card of your library any time. {3}{U}: Level 2 As long as you've cast a spell this turn, you may play cards from the top of your library. {2}{U}: Level 3 Spells you cast from anywhere other than your hand cost {2} less to cast.

Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. {T}: Draw a card.

{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put this artifact on top of its owner's library.

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

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {R}.)

Enchant creature Enchanted creature gets +0/+2. Sacrifice this Aura: Regenerate enchanted creature.

Creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. {3}, Sacrifice this artifact: Creatures you control gain hexproof until end of turn and can't be blocked this turn.

Devoid (This card has no color.) When this creature dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."

As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X is the total amount of mana paid this way, puts them onto the battlefield tapped, then shuffles.

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

Whenever you discard a card, you may exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {T}: Put a card exiled with this artifact into your graveyard. If it's a land card, create a Treasure token. If it's a nonland card, create a 2/2 black Rogue creature token.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

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

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

{T}: Add {U}. When you spend this mana to cast an instant or sorcery spell with mana value 3 or less, you may exile that spell instead of putting it into its owner's graveyard as it resolves. {3}{U}{U}, {T}: You may cast any number of spells from among cards exiled with this artifact without paying their mana costs. Activate only as a sorcery.

Each spell you cast that's red or green costs {1} less to cast.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

Landfall — Whenever a land you control enters, add one mana of any color.

{T}, Sacrifice this artifact: Add one mana of any color.

Add {R} for each tapped land your opponents control.

At the beginning of your end step, you may reveal your hand and put all land cards from it onto the battlefield. If you do, discard your hand.

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

Whenever you cast a red spell, if this creature has fewer than three +1/+1 counters on it, put a +1/+1 counter on this creature. Remove three +1/+1 counters from this creature: Add {R}{R}{R}.

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

Search your library for a basic land card, reveal that card, put it into your hand, then shuffle. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({G/P} can be paid with either {G} or 2 life.) Put target card from a graveyard on top of its owner's library.

{U}, Sacrifice this artifact: Return target creature to its owner's hand. {1}, Sacrifice this artifact: Draw a card.

Flash Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. Copies become tokens.) Enchant creature Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1.

Madness {X}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) Avacyn's Judgment deals 2 damage divided as you choose among any number of targets. If this spell's madness cost was paid, it deals X damage divided as you choose among those permanents and/or players instead.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, they may copy this spell and may choose a new target for that copy.

Whenever equipped creature blocks or becomes blocked by a creature, destroy both creatures. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.

Fiery Temper deals 3 damage to any target. Madness {R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Grapeshot deals 1 damage to any target. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Lightning Bolt deals 3 damage to any target.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

{R}, Sacrifice this artifact: It deals 2 damage to any target. {1}, Sacrifice this artifact: Draw a card.

Create a 1/1 green Squirrel creature token. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.