Name:Spring-Loaded Sawblades
ManaCost:1 W
Types:Artifact
K:Flash
T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigDamage | TriggerDescription$ When CARDNAME enters, it deals 5 damage to target tapped creature an opponent controls.
SVar:TrigDamage:DB$ DealDamage | ValidTgts$ Creature.tapped+OppCtrl | TgtPrompt$ Select target tapped creature an opponent controls | NumDmg$ 5
K:Craft:3 W ExileCtrlOrGrave<1/Artifact.Other>
DeckHints:Ability$Discard|Mill|Sacrifice & Type$Artifact
DeckHas:Ability$Graveyard
AlternateMode:DoubleFaced
Oracle:Flash\nWhen Spring-Loaded Sawblades enters, it deals 5 damage to target tapped creature an opponent controls.\nCraft with artifact {3}{W} ({3}{W}, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

ALTERNATE

Name:Bladewheel Chariot
ManaCost:no cost
Colors:white
Types:Artifact Vehicle
PT:5/5
A:AB$ Animate | Cost$ tapXType<2/Artifact.Other> | Types$ Artifact,Creature | SpellDescription$ CARDNAME becomes an artifact creature until end of turn.
K:Crew:1
Oracle:Tap two other untapped artifacts you control: Bladewheel Chariot becomes an artifact creature until end of turn.\nCrew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)
