Decayed
{2}{U}, Exile Expendable Researcher from your graveyard: Return target instant or sorcery card from your graveyard to your hand. Activate only as a sorcery.

You may cast this spell as though it had flash as long as {U} is spent to cast it.
Return target creature card with mana value X or less from your graveyard to the battlefield tapped. If {R} was spent to cast this spell, create a token that's a copy of that creature. It gains haste until end of turn. Sacrifice the token at end of combat.

Ward {2}
Spells and abilities you control that target Fabulous Serpent cost {2} less.
{2}{U}: Creatures you control get +1/+1 until end of turn.

When Falling Ashes enters, exile up to two target cards from graveyards, then you gain 2 life.

Enchant creature
Enchanted creature gets +1/+1 and has vigilance and trample.

Whenever you amp it up, put a +1/+1 counter on Ferva Sensation.
Remove two counters from Ferva Sensation: It phases out.

Mill X cards. For each land card milled this way, add {B}{B}. For each creature card milled this way, create a 2/2 black Zombie artifact creature token. For each noncreature, nonland card milled this way, draw a card.

{T}: You may look at two additional cards the next time you scry this turn.
{W}, {T}: Until end of turn, creatures can't attack you or a planeswalker you control unless their controller pays {1} for each of those creatures.

Field Laboratory enters tapped.
{T}: Add {G} or {U}.
{1}, Discard Field Laboratory: Scry 2.

Enchant land
Enchanted land has “{T}: Add one mana of any color.”

Choose one or both —
• Target Human creature you control gets +1/+1 and gains indestructible until end of turn.
• Target non-Human creature you control gets +1/+1 and gains indestructible until end of turn.

Choose one or both —
• Target Kraken, Leviathan, Octopus, or Serpent creature you control gets +2/+1 until end of turn.
• Target creature you control fights target creature you don't control.

Before equipped creature would assign, deal, or be dealt damage, sacrifice Figy Berry. If you do, equipped creature gets +2/+2 until end of turn.
Equip {1}
{7}, Sacrifice Figy Berry: Destroy target nonland permanent.

Firebolt deals 2 damage to any target.
Flashback {4}{R}

Draw a card. If you control no creatures, create a 1/1 colorless Cyborg artifact creature token.

Flash
Flying
{VP}{VP}{VP}: Draw a card.

Flying
{T}: Add {C}.
Spellcharge 4

Deathtouch
{1}{W}, {T}: Create a Berry token.
{2}{B}, Sacrifice a Berry: Put a +1/+1 counter on Foraging Grub.

Fortress Arena enters tapped.
{T}: Add {R} or {W}.
{2}{R}{W}, {T}, Sacrifice Fortress Arena: Draw a card.

Whenever you attack, create a 1/1 colorless Soldier creature token that's tapped and attacking.

Exile target creature you control, then return that card to the battlefield under its owner's control.

Frigid Highlands enters tapped unless you control an Island.
{T}: Add {R} or {G}.

Enchant creature
Enchanted creature attacks each combat if able.
Whenever enchanted creature attacks, teach it trample.

Put a +1/+1 counter on target creature, then it gets your choice of +1/+1 or lifelink until end of turn.