Planechase

Choose two — • Target player loses X life. • Return target creature card with converted mana cost X or less from your graveyard to the battlefield....

Pyrotechnics deals 4 damage divided as you choose among any number of targets.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying

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

Flying, vigilance, haste {T}: The next 3 damage that would be dealt to target creature you control this turn is dealt to another target creature in...

Target creature gets +3/+0 and gains haste until end of turn. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. ...

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

{T}: Target player exiles a card from their graveyard. {1}, Exile Relic of Progenitus: Exile all cards from all graveyards. Draw a card.

First strike Whenever another creature dies, you may put a +1/+1 counter on Rockslide Elemental.

Rolling Thunder deals X damage divided as you choose among any number of targets.

Flying, haste

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefi...

At the beginning of your upkeep, Rumbling Slum deals 1 damage to each player.

{2}: Sarcomite Myr gains flying until end of turn. {2}, Sacrifice Sarcomite Myr: Draw a card.

Savage Twister deals X damage to each creature.

Search your library for a basic land card, put it onto the battlefield, then shuffle your library. Suspend 2—{G} (Rather than cast this card from y...

(Seat of the Synod isn't a spell.) {T}: Add {U}.

Whenever Serum Tank or another artifact enters the battlefield, put a charge counter on Serum Tank. {3}, {T}, Remove a charge counter from Serum Ta...

{T}: Each player loses 1 life for each Zombie on the battlefield.

Shivan Oasis enters the battlefield tapped. {T}: Add {R} or {G}.

{T}: Add {U}.

When Silverglade Elemental enters the battlefield, you may search your library for a Forest card and put that card onto the battlefield. If you do,...

{3}, {T} or {B}, {T}: Return target artifact creature card from your graveyard to your hand.

Whenever another artifact enters the battlefield under your control or another artifact you control leaves the battlefield, you may pay {1}. If you...