mtg.wtf

Sacrifice Scuttling Death: Target creature gets -1/-1 until end of turn.
Soulshift 4

When Sea Gate Oracle enters, look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Sacrifice Seal of Doom: Destroy target nonblack creature. It can't be regenerated.

Sacrifice Seal of Strength: Target creature gets +3/+3 until end of turn.

Sealock Monster can't attack unless defending player controls an Island.
{5}{U}{U}: Monstrosity 3.
When Sealock Monster becomes monstrous, target land becomes an Island in addition to its other types.

Search your library for a basic land card, put it onto the battlefield, then shuffle.
Suspend 2—{G}

Destroy target attacking or blocking creature with power 2 or less.

Ascend
Draw two cards. If you have the city's blessing, draw three cards instead.

Flying
Whenever Sedraxis Specter deals combat damage to a player, that player discards a card.
Unearth {1}{B}

Search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Look at the top four cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Prowess
Whenever you cast a noncreature spell, Seeker of the Way gains lifelink until end of turn.

Destroy target land. Up to two target creatures can't block this turn.

Creatures without flying can't block this turn.

Sejiri Refuge enters tapped.
When Sejiri Refuge enters, you gain 1 life.
{T}: Add {W} or {U}.

{3}{G}: Create a 1/1 green Saproling creature token.
{3}{W}: Creatures you control get +1/+1 until end of turn.

Whenever another creature enters, its controller may draw a card if its power is greater than each other creature's power.
{G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn.

Tap up to two target creatures.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures don't untap during their controllers' next untap steps.

Flying
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

When Sensor Splicer enters, create a 3/3 colorless Phyrexian Golem artifact creature token.
Golem creatures you control have vigilance.

Flying
Indestructible

Flying
At the beginning of your upkeep, Serendib Efreet deals 1 damage to you.

Flying, first strike
Whenever you cast a historic spell, Serra Disciple gets +1/+1 until end of turn.