As Primal Plasma enters the battlefield, it becomes your choice of a 3/3 creature, a 2/2 creature with flying, or a 1/6 creature with defender.

Pygmy Pyrosaur can't block.
: Pygmy Pyrosaur gets +1/+0 until end of turn.

Exile target artifact or enchantment.

Prevent all damage that would be dealt to you and creatures you control this turn.

Flying
When Sawtooth Loon enters the battlefield, return a white or blue creature you control to its owner's hand.
When Sawtooth Loon enters the battlefield, draw two cards, then put two cards from your hand on the bottom of your library.

Whenever Scroll Thief deals combat damage to a player, draw a card.

Searing Blaze deals 1 damage to target player or planeswalker and 1 damage to target creature that player or that planeswalker's controller controls.
Landfall — If you had a land enter the battlefield under your control this turn, Searing Blaze deals 3 damage to that player or planeswalker and 3 damage to that creature instead.

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

Sejiri Refuge enters the battlefield tapped.
When Sejiri Refuge enters the battlefield, you gain 1 life.
: Add or .

Enchant creature
Whenever enchanted creature deals damage to a player, return target creature that player controls to its owner's hand.

Flying, first strike

Whenever Slith Strider becomes blocked, draw a card.
Whenever Slith Strider deals combat damage to a player, put a +1/+1 counter on it.

Soaring Seacliff enters the battlefield tapped.
When Soaring Seacliff enters the battlefield, target creature gains flying until end of turn.
: Add .

Flying
When Sphinx of Uthuun enters the battlefield, reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Spire Barrage deals damage to any target equal to the number of Mountains you control.

Enchant creature
As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)
As long as enchanted creature is blue, it gets +1/+1 and can't be blocked.

: Target creature you control with toughness less than Stone Giant's power gains flying until end of turn. Destroy that creature at the beginning of the next end step.

Flying
When Sunblast Angel enters the battlefield, destroy all tapped creatures.

: Untap Torchling.
: Target creature blocks Torchling this turn if able.
: Change the target of target spell that targets only Torchling.
: Torchling gets +1/-1 until end of turn.
: Torchling gets -1/+1 until end of turn.

Exile target creature. You draw cards equal to that creature's power. At the beginning of your next upkeep, return that card to the battlefield under its owner's control. If you do, discard cards equal to that creature's toughness.