Arena League 1999

({T}: Add {G}.)

Echo {G} (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.)

({T}: Add {U}.)

Flying When you cast a creature spell, sacrifice this creature.

({T}: Add {R}.)

Counter target spell. Untap up to four lands.

({T}: Add {W}.)

Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

({T}: Add {B}.)