iMtG Server: Gathering

Assemble The Enchantments 75 cards, 15 sideboard 4 {Hallowed Fountain} 2 {Isolated Chapel} 4 {Sacred Foundry} 2 {Blood Crypt} 4 {Godless Shrine} 4 {Glacial Fortress} 4 {Clifftop Retreat} 1 {Vault of the Archangel} 25 lands 2 {Tajic, Blade of the Legion} 2 {Obzedat, Ghost Council} 4 creatures 4 {Faithless Looting} 2 {Curse of Exhaustion} 3 {Detention Sphere} 4 {Lingering Souls} 3 {Pacifism} 3 {Assemble the Legion} 4 {Sphere of Safety} 4 {Supreme Verdict} 2 {Obzedat's Aid} 2 {Intangible Virtue} 31 other spells Sideboard 2 {Burn at the Stake} 3 {Pillar of Flame} 3 {Renounce the Guilds} 3 {Nevermore} 2 {Ultimate Price} 2 {Purify the Grave} 15 sideboard cards Notes: Load up on debilitating enchantments. Slow down/ stop the aggro decks attack, and punish control decks with assemble the legion.

Depending how consistent you find this, you could drop red for more black white stuff  {Blood Baron of Vizkopa},  {Teysa, Envoy of Ghosts}, etc

Have a back up for {Renounce the Guilds}