I'm looking for these cards. I'm looking to minimize shipping costs so sellers with a lot of them will get priority.

3x Buried Ruin
2x Chancellor of the Annex
4x Hero's Downfall
4x Inquisition of Kozilek
1x Leyline of Lifeforce
4x Serum Powder
4x Supression Field
4x Surgical Extraction
2x Urborg, Tomb of Yawgmoth
2x Thoughtseize
4x Serra's Sanctum
1x Runed Halo
2x Replenish
4x Mana Confluence
2x Idyllic Tutor
1x Helm of Obedience
1x Ensnaring Bridge
2x Enlightened Tutor
4x Blinkmoth Nexus

I have some of these.

I have:

0-1 Chancellor of the Annex (don't remember if I traded this off)
0-1 Runed Halo (same)
4 Surgical Extraction
2 Urborg, Tomb of Yawgmoth (but they're PLC)
2 Idyllic Tutor
2 Enlightened Tutor
2-4 Blinkmoth Nexus (have to check on exact quantity)