jace or not

[AdamS]

jace or not 41 cards, 0 sideboard 4 {Azorius Chancery} 4 {Azorius Guildgate} 6 {Plains} 6 {Island} 20 lands 4 {Rest in Peace} 2 {Helm of Obedience} 2 {Tezzeret the Seeker} 4 {Worn Powerstone} 4 {Mana Crypt} 4 {Rest in Peace} 1 {Jace Beleren} 21 other spells Sideboard Notes: open to suggestions the decks main win con is to get helm of obedience and rest in piece to exile the opponents deck for 1 mana but i dont know what creatures to put in