Grindclock actually works this..

by acker6 on 04 August 2011

Mana Curve

Mana Symbol Occurrence

Type breakdown

CardTypeCostEditionLowMidHigh
Contagion Clasp2x Contagion ClaspArtifact $0.00$0.00$0.00
Contagion Engine1x Contagion EngineArtifact $0.00$0.00$0.00
Grindclock4x GrindclockArtifact $0.00$0.00$0.00
Unwinding Clock2x Unwinding ClockArtifact$0.00$0.00$0.00
Voltaic Key4x Voltaic KeyArtifact$0.00$0.00$0.00
Phyrexian Metamorph2x Phyrexian MetamorphArtifact Creature — Shapeshifter$0.00$0.00$0.00
Augury Owl2x Augury OwlCreature — Bird$0.00$0.00$0.00
Hedron Crab4x Hedron CrabCreature — Crab$0.00$0.00$0.00
Chancellor of the Spires1x Chancellor of the SpiresCreature — Sphinx$0.00$0.00$0.00
Jace's Archivist2x Jace's ArchivistCreature — Vedalken Vizard$0.00$0.00$0.00
Wall of Frost2x Wall of FrostCreature — Wall$0.00$0.00$0.00
Mana Leak4x Mana LeakInstant$0.00$0.00$0.00
Archive Trap1x Archive TrapInstant — Trap$0.00$0.00$0.00
Jace, Memory Adept2x Jace, Memory AdeptPlaneswalker — Jace$0.00$0.00$0.00
Ponder2x PonderSorcery$0.00$0.00$0.00
Preordain2x PreordainSorcery $0.00$0.00$0.00
Tezzeret's Gambit2x Tezzeret's GambitSorcery$0.00$0.00$0.00
Island20x IslandBasic Land — Island$0.00$0.00$0.00
Halimar Depths4x Halimar DepthsLand$0.00$0.00$0.00