Just updated my tradelist after not playing magic for a while, looking to trade into the pieces that I am missing from Kiki Chord and Modern Bant Spirits. The big pieces I am looking for are:

3 Voice of Resurgence
4 Selfless Spirit
1 Breeding Pool (GTC)
2 Stomping Ground (GTC)
2 Chord of Calling (M15)
2 Phantasmal Image
2 Misty Rainforest (Want to put Marsh Flats towards these)
1 Horizon Canopy

Some big pieces from my tradelist (unfortunately mostly standard stuff right now):

3 Gideon, Ally of Zendikar
3 Marsh Flats
1 Archangel Avacyn
2 Kalitas, Traitor of Ghet
4 Blackcleave Cliffs
1 Stoneforge Mystic (GP Promo)
1 Smuggler's Copter
1 Windswept Heath (KTK)
And more! Take a look.