mtg.wtf

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

Seismic Wave deals 2 damage to any target and 1 damage to each nonartifact creature target opponent controls.

Untap target creature. After this main phase, there is an additional combat phase followed by an additional main phase.
Flashback {2}{R}

As an additional cost to cast this spell, discard a card.
Draw two cards and create a Treasure token.

Each opponent chooses fame or fortune. For each player who chose fame, gain control of a creature that player controls until end of turn. Untap those creatures and they gain haste until end of turn. For each player who chose fortune, you draw a card and create a Treasure token.

Create a red Elemental creature token with trample and "This creature's power and toughness are each equal to the number of instant and sorcery cards in your graveyard plus the number of cards with flashback you own in exile."
Flashback {6}{R}

{T}: Add {G} or {W}.
{G}{W}, {T}, Sacrifice Selesnya Cluestone: Draw a card.

{T}: Add {G} or {W}.
{G}{W}: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn.

{T}: Add {G} or {W}.
{G/W}{G/W}{G/W}{G/W}, {T}, Sacrifice Selesnya Locket: Draw two cards.

{1}, {T}: Add {G}{W}.

When Self-Assembler enters the battlefield, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle.

When Sell-Sword Brute dies, it deals 2 damage to you.

Imprint — When Semblance Anvil enters the battlefield, you may exile a nonland card from your hand.
Spells you cast that share a card type with the exiled card cost {2} less to cast.

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Sensation Gorger, you may reveal it. If you do, each player discards their hand, then draws four cards.

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

Enchant creature
Enchanted creature gets +2/+2.
Madness {1}{R}

{0}: Change Sentinel's base toughness to 1 plus the power of target creature blocking or blocked by Sentinel.

When Sentinel Totem enters the battlefield, scry 1.
{T}, Exile Sentinel Totem: Exile all graveyards.

Whenever an instant or sorcery spell is cast during your turn, Sentinel Tower deals damage to any target equal to 1 plus the number of instant and sorcery spells cast before that spell this turn.

{4}, {T}: Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter."

Devoid
Serpentine Spike deals 2 damage to target creature, 3 damage to another target creature, and 4 damage to a third target creature. If a creature dealt damage this way would die this turn, exile it instead.

Serrated Arrows enters the battlefield with three arrowhead counters on it.
At the beginning of your upkeep, if there are no arrowhead counters on Serrated Arrows, sacrifice it.
{T}, Remove an arrowhead counter from Serrated Arrows: Put a -1/-1 counter on target creature.

{T}: Put a -1/-1 counter on Serrated Biskelion and a -1/-1 counter on target creature.

{T}: Add {C}.
Any time you could mulligan and Serum Powder is in your hand, you may exile all the cards from your hand, then draw that many cards.

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