Keyword: Kicker

Kicker (You may pay an additional as you cast this spell.)
Target player can’t cast spells this turn. If this spell was kicked, creatures can’t attack this turn.

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Nightscape Battlemage enters the battlefield, if it was kicked with its kicker, return up to two target nonblack creatures to their owners’ hands.
When Nightscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target land.

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Sunscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target creature with flying.
When Sunscape Battlemage enters the battlefield, if it was kicked with its kicker, draw two cards.

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Thunderscape Battlemage enters the battlefield, if it was kicked with its kicker, target player discards two cards.
When Thunderscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target enchantment.

Kicker—Sacrifice a creature. (You may sacrifice a creature in addition to any other costs as you cast this spell.)
Search your library for a basic land card, put that card onto the battlefield, then shuffle your library. If this spell was kicked, instead search your library for up to two basic land cards, put them onto the battlefield, then shuffle your library.

Kicker—Pay 3 life. (You may pay 3 life in addition to any other costs as you cast this spell.)
If Phyrexian Scuta was kicked, it enters the battlefield with two +1/+1 counters on it.

Kicker—Sacrifice two lands. (You may sacrifice two lands in addition to any other costs as you cast this spell.)
Magma Burst deals 3 damage to any target. If this spell was kicked, it deals 3 damage to another target.

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Stormscape Battlemage enters the battlefield, if it was kicked with its kicker, you gain 3 life.
When Stormscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target nonblack creature. That creature can’t be regenerated.

Kicker—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Prevent the next 3 damage that would be dealt this turn to any number of targets, divided as you choose. If this spell was kicked, prevent the next 6 damage this way instead.

Kicker (You may pay an additional as you cast this spell.)
Flying
When Waterspout Elemental enters the battlefield, if it was kicked, return all other creatures to their owners’ hands and you skip your next turn.

Kicker—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Prevent all combat damage target creature would deal this turn. If this spell was kicked, prevent all combat damage another target creature would deal this turn.

Kicker—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Return target nonland permanent to its owner’s hand. If this spell was kicked, return another target nonland permanent to its owner’s hand.

Kicker—Return a creature you control to its owner’s hand. (You may return a creature you control to its owner’s hand in addition to any other costs as you cast this spell.)
If Arctic Merfolk was kicked, it enters the battlefield with a +1/+1 counter on it.

Kicker and/or (You may pay an additional and/or as you cast this spell.)
When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, it deals 2 damage to any target.
When Thornscape Battlemage enters the battlefield, if it was kicked with its kicker, destroy target artifact.

Kicker (You may pay an additional as you cast this spell.)
Prevent the next 2 damage that would be dealt to any target this turn. If this spell was kicked, prevent the next 4 damage that would be dealt to that permanent or player this turn instead.

Kicker (You may pay an additional as you cast this spell.)
If Duskwalker was kicked, it enters the battlefield with two +1/+1 counters on it and with fear. (It can’t be blocked except by artifact creatures and/or black creatures.)

Kicker (You may pay an additional as you cast this spell.)
Target player discards a card. If this spell was kicked, that player discards three cards instead.

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.

Kicker (You may pay an additional as you cast this spell.)
Saproling creatures and other Treefolk creatures get +1/+1.
When Verdeloth the Ancient enters the battlefield, if it was kicked, create X 1/1 green Saproling creature tokens.

Kicker (You may pay an additional as you cast this spell.)
Vigilance
If Ardent Soldier was kicked, it enters the battlefield with a +1/+1 counter on it.

Defender (This creature can’t attack.)
Kicker (You may pay an additional as you cast this spell.)
If Prison Barricade was kicked, it enters the battlefield with a +1/+1 counter on it and with “Prison Barricade can attack as though it didn’t have defender.”

Kicker (You may pay an additional as you cast this spell.)
When Verduran Emissary enters the battlefield, if it was kicked, destroy target artifact. It can’t be regenerated.

Kicker (You may pay an additional as you cast this spell.)
Target creature gets +2/+2 until end of turn. If this spell was kicked, that creature gets +5/+5 until end of turn instead.

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.

Kicker (You may pay an additional as you cast this spell.)
Scorching Lava deals 2 damage to any target. If this spell was kicked, that creature can’t be regenerated this turn and if it would die this turn, exile it instead.