Flying
Exile an instant or sorcery spell you control with mana value X: Choose one —
• You gain three times X life.
• Draw X cards, then discard a card.
• Put X +1/+1 counters on JJ Mack.

Target player exiles two permanents they control with different mana values.

Whenever a land you control enters, if it doesn't share a name with any other lands you control, create a 1/1 red and green Elemental creature token.

Whenever Kaleidoscope Mage attacks, look at the top three cards of your library. You may put any number of land cards with different names from among them onto the battlefield tapped. Put the rest on the bottom in a random order.

Equipped creature gets +2/+1.
Equip {VP}{VP}

Create a 1/2 green Spider creature token with reach for each color of mana spent to cast this spell.

Landscape Artist gets +2/+2 as long as you control four or more lands with different names.
{2}{G}, {T}, Discard a card, Sacrifice a land: Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Reach
{VP}{VP}{VP}: Laser Technician deals 1 damage to target player, planeswalker, or creature with flying.

Whenever Leonin Wildstar attacks, if its power is 4 or greater, it gains first strike until end of turn.

{5}: Lightspeed Cruiser becomes an artifact creature until end of turn.
Crew 2

Attacking creatures you control have first strike.
Whenever you amp it up, draw a card.

Lightvein Arrow deals 3 damage to any target. Scry 1.

Enchant land
When Lightvein Discovery enters, put a +1/+1 counter on target creature you control.
Enchanted land has “{T}: Add two mana of different colors.”

Untap target creature. It gets +2/+2 and gains indestructible until end of turn.

{1}, {T}: Target land you control becomes a 4/4 Elemental creature with lifelink, haste, and “When this creature dies, draw a card.” It's still a land. Sacrifice it at the beginning of the next end step.

Menace
Other Elementals you control have menace.

Menace
Drop — Lurking Glitch enters with two +1/+1 counters on it if you didn't cast any creature spells during your last turn.

Magdalena Bay enters tapped.
{T}: Add {G}, {W}, or {U}.
{VP}{VP}{VP}{VP}, Discard Magdalena Bay: Target creature gets +3/+3 and gains menace until end of turn.

Exile the top X cards of target opponent's library. You may play those cards for as long as they remain exiled, and you may pay {VP}{VP}{B} rather than pay the mana costs of those spells.

Deathtouch
Drop — When Malicious Mech enters, each player sacrifices a creature. If you didn't cast any creature spells during your last turn, instead each opponent sacrifices a creature.

Enchant land you control
Enchanted land is a 2/2 Elemental creature with vigilance, haste, and “{T}: Add two mana of different colors.” It's still a land.
If enchanted land would leave the battlefield, instead sacrifice Manifest the Lightveins and that land gains indestructible until end of turn.

When Masked Duo enters, tap up to one target creature. If you control an artifact, that creature doesn't untap during its controller's next untap step.

Target creature you control gets +2/+2 until end of turn. It fights target creature you don't control.

Equipped creature gets +0/+1 and has vigilance.
Equipped creature assigns combat damage equal to its toughness rather than its power, and can attack as though it didn't have defender.
Equip {2}

Exile the top three cards of your library. You may play up to two of those cards this turn.