Name:Junkyo Bell
ManaCost:4
Types:Artifact
T:Mode$ Phase | Phase$ Upkeep | ValidPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigPump | OptionalDecider$ You | TriggerDescription$ At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step.
SVar:TrigPump:DB$ Pump | ValidTgts$ Creature.YouCtrl | TgtPrompt$ Select target creature you control | NumAtt$ +X | NumDef$ +X | AtEOT$ Sacrifice
SVar:X:Count$Valid Creature.YouCtrl
AI:RemoveDeck:All
Oracle:At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step.
