Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures.
{2}{G}
Blinding Fog
Instant
Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.)
{3}{G}
Blunt the Assault
Instant
You gain 1 life for each creature on the battlefield. Prevent all combat damage that would be dealt this turn.
{2}{G}
Clinging Mists
Instant
Prevent all combat damage that would be dealt this turn.
Fateful hour -- If you have 5 or less life, tap all attacking creatures. Those creatures don't untap during their controller's next untap step.
{1}{G}
Constant Mists
Instant
Buyback--Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.)
Prevent all combat damage that would be dealt this turn.
{1}{G}
Dawnstrider
Creature - Dryad Spellshaper
{G}, {T}, Discard a card: Prevent all combat damage that would be dealt this turn.
1 /
1
{G}
Fog
Instant
Prevent all combat damage that would be dealt this turn.
{1}{G}
Haze of Pollen
Instant
Prevent all combat damage that would be dealt this turn.
Cycling {3} ({3}, Discard this card: Draw a card.)
{1}{G}
Lull
Instant
Prevent all combat damage that would be dealt this turn.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{G}
Moment's Peace
Instant
Prevent all combat damage that would be dealt this turn.
Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{2}{G}
Pause for Reflection
Instant
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Prevent all combat damage that would be dealt this turn.
{1}{G}
Respite
Instant
Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.
{2}{G}
Revealing Wind
Instant
Prevent all combat damage that would be dealt this turn. You may look at each face-down creature that's attacking or blocking.
{1}{G}
Root Snare
Instant
Prevent all combat damage that would be dealt this turn.
{2}{G}{G}
Spike Weaver
Creature - Spike
Spike Weaver enters with three +1/+1 counters on it.
{2}, Remove a +1/+1 counter from Spike Weaver: Put a +1/+1 counter on target creature.
{1}, Remove a +1/+1 counter from Spike Weaver: Prevent all combat damage that would be dealt this turn.
0 /
0
{G}{G}
Spore Flower
Creature - Fungus
At the beginning of your upkeep, put a spore counter on Spore Flower.
Remove three spore counters from Spore Flower: Prevent all combat damage that would be dealt this turn.
0 /
1
{G}
Spore Frog
Creature - Frog
Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.
1 /
1
{3}
Sunstone
Artifact
{2}, Sacrifice a snow land: Prevent all combat damage that would be dealt this turn.
{1}{G}
Terrifying Presence
Instant
Prevent all combat damage that would be dealt by creatures other than target creature this turn.
{1}{G}
Winds of Qal Sisma
Instant
Prevent all combat damage that would be dealt this turn.
Ferocious -- If you control a creature with power 4 or greater, instead prevent all combat damage that would be dealt this turn by creatures your opponents control.