Time Spiral

Flash (You may cast this spell any time you could cast an instant.) Flying, protection from blue Return a Forest you control to its owner's hand: U...

At the beginning of your upkeep, put a spore counter on Thallid Germinator. Remove three spore counters from Thallid Germinator: Create a 1/1 green...

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target ar...

All Slivers have "{T}: Add one mana of any color."

{T}: Each 1/1 creature you control gets +1/+2 until end of turn.

Trample Whenever a creature you control with trample attacks, it gets +2/+2 until end of turn.

All Slivers have "When this permanent enters the battlefield, destroy target artifact or enchantment."

All Sliver creatures have haste. All Slivers have "{1}, Sacrifice this permanent: Target Sliver creature gets +2/+2 until end of turn."

Buyback {2}{G} (You may pay an additional {2}{G} as you cast this spell. If you do, put this card into your hand as it resolves.) Create an X/X gre...

{G}: Wormwood Dryad gains forestwalk until end of turn and deals 1 damage to you. (It can't be blocked as long as defending player controls a Fores...

Flying {G}: Unyaro Bees gets +1/+1 until end of turn. {3}{G}, Sacrifice Unyaro Bees: It deals 2 damage to any target.

Domain — Until end of turn, creatures you control gain trample and get +1/+1 for each basic land type among lands you control.

Target creature gets +1/+2 until end of turn. Flashback {W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defender At the beginning of your upkeep, put a spore counter on Thallid Shell-Dweller. Remove three spore counters from Thallid Shell-Dweller: Cre...

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.

Squall Line deals X damage to each creature with flying and each player.

Create a 1/1 green Saproling creature token.

At the beginning of your upkeep, put a spore counter on each Fungus you control. Remove three spore counters from Sporesower Thallid: Create a 1/1 ...

All Sliver creatures have reach. (They can block creatures with flying.)

Spike Tiller enters the battlefield with three +1/+1 counters on it. {2}, Remove a +1/+1 counter from Spike Tiller: Put a +1/+1 counter on target c...

Search your library for a basic land card, put it onto the battlefield, then shuffle your library. Suspend 2—{G} (Rather than cast this card from y...

Scarwood Treefolk enters the battlefield tapped.

At the beginning of your upkeep, put a spore counter on Savage Thallid. Remove three spore counters from Savage Thallid: Create a 1/1 green Saproli...

Whenever another creature enters the battlefield under your control, that creature gets +3/+3 until end of turn.