Befoul

Destroy target land or nonblack creature. It can’t be regenerated.

Reprisal

Destroy target creature with power 4 or greater. It can’t be regenerated.

Tainted Aether

Whenever a creature enters the battlefield, its controller sacrifices a creature or land.

Rod of Ruin

, : Rod of Ruin deals 1 damage to any target.

Crystal Rod

Whenever a player casts a blue spell, you may pay . If you do, you gain 1 life.

Aurora Griffin

Flying
: Target permanent becomes white until end of turn.

Saproling Symbiosis

You may cast Saproling Symbiosis as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)
Create a 1/1 green Saproling creature token for each creature you control.

Treva, the Renewer

Flying
Whenever Treva, the Renewer deals combat damage to a player, you may pay . If you do, choose a color, then you gain 1 life for each permanent of that color.

Glimmering Angel

Flying
: Glimmering Angel gains shroud until end of turn. (It can’t be the target of spells or abilities.)

Remote Isle

Remote Isle enters the battlefield tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Remote Isle

Remote Isle enters the battlefield tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Remote Isle

Remote Isle enters the battlefield tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Dromosaur

Whenever Dromosaur blocks or becomes blocked, it gets +2/-2 until end of turn.

Viashino Outrider

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Soul Sculptor

, : Target creature becomes an enchantment and loses all abilities until a player casts a creature spell.

Charging Paladin

Whenever Charging Paladin attacks, it gets +0/+3 until end of turn.