Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.

Boltwave deals 3 damage to each opponent.

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

{T}: Add {C}. {U/R}, {T}: Add {U}{U}, {U}{R}, or {R}{R}.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

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.

Defender Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

Target creature can't be blocked this turn. Draw a card.

Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {U} or {R}.

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

{1}, {T}: Add {U}{R}.

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

{T}, Pay 1 life: Add {U} or {R}. {1}, {T}, Sacrifice this land: Draw a card.

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

Draw two cards, then discard two cards. Untap up to three lands.

As this land enters, you may reveal an Island or Mountain card from your hand. If you don't, this land enters tapped. {T}: Add {U} or {R}.

Instant and sorcery spells you cast cost {1} less to cast.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) If an ability of a Shaman or another Wizard you control triggers, that ability triggers an additional time.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {U}{R}.

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

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

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

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

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

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

{T}: Add {C}. {T}: Add {U} or {R}. This land deals 1 damage to you.

Return target creature to its owner's hand. Untap up to two lands.

This creature gets +1/+0 for each artifact you control. Magecraft — Whenever you cast or copy an instant or sorcery spell, create a Treasure token.

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.

(Gain the next level as a sorcery to add its ability.) When this Class enters, create a 1/1 blue and red Otter creature token with prowess. {3}{U}: Level 2 When this Class becomes level 2, return target instant or sorcery card from your graveyard to your hand. {5}{U}: Level 3 Whenever you cast an instant or sorcery spell, create a 1/1 blue and red Otter creature token with prowess.

This land enters tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}.

{T}: Add {C}. {T}: Add {U} or {R}. This artifact deals 1 damage to you.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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