Took a quick look at Spirit Medium...
Obviously these are previews, but i'll point out a few things incase they haven't been caught yet to clear up confusion and bring more in line with 4e:
Speak with Spirit should be a Close Burst 1 instead of Melee 1.
Unfinished Business should have the Conjuration keyword, and I presume that the effect would be better worded as:
damage to insubstantial targets. After the attack, the conjured spirit is removed from play.
Obviously these are previews, but i'll point out a few things incase they haven't been caught yet to clear up confusion and bring more in line with 4e:
Speak with Spirit should be a Close Burst 1 instead of Melee 1.
Unfinished Business should have the Conjuration keyword, and I presume that the effect would be better worded as:
Effect: Choose a creature that was killed or destroyed this
encounter within three miles of your current location. It must still be at 0 hit points or fewer. You Conjure the spirt of that creature in a square within the burst. The creature attacks with one of its at-will attacks as if it were alive. You choose the power it uses and any decisions for the power, such as targeting or forced movement. The creature gains a +2
power bonus to its attack rolls for this attack, and it deals full
encounter within three miles of your current location. It must still be at 0 hit points or fewer. You Conjure the spirt of that creature in a square within the burst. The creature attacks with one of its at-will attacks as if it were alive. You choose the power it uses and any decisions for the power, such as targeting or forced movement. The creature gains a +2
power bonus to its attack rolls for this attack, and it deals full
damage to insubstantial targets. After the attack, the conjured spirit is removed from play.