Degavolver

Kicker and/or (You may pay an additional and/or as you cast this spell.)
If Degavolver was kicked with its kicker, it enters the battlefield with two +1/+1 counters on it and with “Pay 3 life: Regenerate Degavolver.”
If Degavolver was kicked with its kicker, it enters the battlefield with a +1/+1 counter on it and with first strike.

Last Stand

Target opponent loses 2 life for each Swamp you control. Last Stand deals damage to target creature equal to the number of Mountains you control. Create a 1/1 green Saproling creature token for each Forest you control. You gain 2 life for each Plains you control. Draw a card for each Island you control, then discard that many cards.

Aether Mutation

Return target creature to its owner’s hand. Create X 1/1 green Saproling creature tokens, where X is that creature’s converted mana cost.

Standard Bearer

While an opponent is choosing targets as part of casting a spell they control or activating an ability they control, that player must choose at least one Flagbearer on the battlefield if able.

Bloodfire Dwarf

, Sacrifice Bloodfire Dwarf: It deals 1 damage to each creature without flying.

Bedlam

Creatures can’t block.

Unsummon

Return target creature to its owner’s hand.

Ensnaring Bridge

Creatures with power greater than the number of cards in your hand can’t attack.

Wildfire

Each player sacrifices four lands. Wildfire deals 4 damage to each creature.

Soul Net

Whenever a creature dies, you may pay . If you do, you gain 1 life.

Wall of Fire

Defender (This creature can’t attack.)
: Wall of Fire gets +1/+0 until end of turn.

Ensnaring Bridge

Creatures with power greater than the number of cards in your hand can’t attack.

Radiant Kavu

: Prevent all combat damage blue creatures and black creatures would deal this turn.

Gaea’s Might

Domain — Target creature gets +1/+1 until end of turn for each basic land type among lands you control.

Maggot Carrier

When Maggot Carrier enters the battlefield, each player loses 1 life.

Aura Shards

Whenever a creature enters the battlefield under your control, you may destroy target artifact or enchantment.

Thicket Elemental

Kicker (You may pay an additional as you cast this spell.)
When Thicket Elemental enters the battlefield, if it was kicked, you may reveal cards from the top of your library until you reveal a creature card. If you do, put that card onto the battlefield and shuffle all other cards revealed this way into your library.

Desperate Research

Choose a card name other than a basic land card name. Reveal the top seven cards of your library and put all of them with that name into your hand. Exile the rest.

Tolarian Emissary

Kicker (You may pay an additional as you cast this spell.)
Flying
When Tolarian Emissary enters the battlefield, if it was kicked, destroy target enchantment.