Name:Hangarback Assembler
ManaCost:1 W
Types:Artifact
K:Start your engines
T:Mode$ ChangesZone | ValidCard$ Card.Self | Origin$ Any | Destination$ Battlefield | Execute$ TrigConjure | TriggerDescription$ When this artifact enters, conjure a card named Hangarback Walker onto the battlefield, then put a +1/+1 counter on it.
SVar:TrigConjure:DB$ MakeCard | Conjure$ True | Name$ Hangarback Walker | Zone$ Battlefield | RememberMade$ True | SubAbility$ DBPutCounter
SVar:DBPutCounter:DB$ PutCounter | Defined$ Remembered | CounterType$ P1P1 | CounterNum$ 1 | SubAbility$ DBCleanup
SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
S:Mode$ Continuous | Affected$ Card.Self | Condition$ MaxSpeed | AddTrigger$ PhaseTrig | Description$ Max speed — At the beginning of your end step, put a +1/+1 counter on each artifact creature and/or Vehicle you control.
SVar:PhaseTrig:Mode$ Phase | Phase$ End of Turn | ValidPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigPutCounter | Secondary$ True | TriggerDescription$ Max speed — At the beginning of your end step, put a +1/+1 counter on each artifact creature and/or Vehicle you control.
SVar:TrigPutCounter:DB$ PutCounterAll | ValidCards$ Creature.Artifact+YouCtrl,Vehicle.YouCtrl | CounterType$ P1P1 | CounterNum$ 1
Oracle:Start your engines!\nWhen this artifact enters, conjure a card named Hangarback Walker onto the battlefield, then put a +1/+1 counter on it.\nMax speed — At the beginning of your end step, put a +1/+1 counter on each artifact creature and/or Vehicle you control.
