Timberwatch Elf

: Target creature gets +X/+X until end of turn, where X is the number of Elves on the battlefield.

Wirewood Symbiote

Return an Elf you control to its owner’s hand: Untap target creature. Activate this ability only once each turn.

Price of Progress

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Rolling Thunder

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

Eyeless Watcher

Devoid (This card has no color.)
When Eyeless Watcher enters the battlefield, create two 1/1 colorless Eldrazi Scion creature tokens. They have “Sacrifice this creature: Add .”

Silumgar Assassin

Creatures with power greater than Silumgar Assassin’s power can’t block it.
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Silumgar Assassin is turned face up, destroy target creature with power 3 or less an opponent controls.

Silumgar Assassin

Creatures with power greater than Silumgar Assassin’s power can’t block it.
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Silumgar Assassin is turned face up, destroy target creature with power 3 or less an opponent controls.

Netcaster Spider

Reach (This creature can block creatures with flying.)
Whenever Netcaster Spider blocks a creature with flying, Netcaster Spider gets +2/+0 until end of turn.

Ancestral Vengeance

Enchant creature
When Ancestral Vengeance enters the battlefield, put a +1/+1 counter on target creature you control.
Enchanted creature gets -1/-1.

Crackling Doom

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Crackling Doom

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Murderous Cut

Delve (Each card you exile from your graveyard while casting this spell pays for .)
Destroy target creature.

Netcaster Spider

Reach (This creature can block creatures with flying.)
Whenever Netcaster Spider blocks a creature with flying, Netcaster Spider gets +2/+0 until end of turn.

Ephemeral Shields

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature’s color.)
Target creature gains indestructible until end of turn. (Damage and effects that say “destroy” don’t destroy it.)

Kor Chant

All damage that would be dealt this turn to target creature you control by a source of your choice is dealt to another target creature instead.

Renowned Weaver

, Sacrifice Renowned Weaver: Create a 1/3 green Spider enchantment creature token with reach. (It can block creatures with flying.)