Name:Hawkins National Laboratory
AltName:Havengul Laboratory
ManaCost:no cost
Types:Legendary Land
A:AB$ Mana | Cost$ T | Produced$ C | SpellDescription$ Add {C}.
A:AB$ Investigate | Cost$ 4 T | SpellDescription$ Investigate.
T:Mode$ Phase | Phase$ End of Turn | ValidPlayer$ You | TriggerZones$ Battlefield | CheckSVar$ ClueResearch | SVarCompare$ GE3 | Execute$ TrigTransform | TriggerDescription$ At the beginning of your end step, if you sacrificed three or more clues this turn, transform CARDNAME.
SVar:TrigTransform:DB$ SetState | Defined$ Self | Mode$ Transform
SVar:ClueResearch:PlayerCountPropertyYou$SacrificedThisTurn Clue
DeckHas:Ability$Investigate|Token|Sacrifice|Graveyard
DeckHints:Ability$Investigate
AlternateMode:DoubleFaced
Oracle:{T}: Add {C}.\n{4}, {T}: Investigate.\nAt the beginning of your end step, if you sacrificed three or more clues this turn, transform Hawkins National Laboratory.

ALTERNATE

Name:The Upside Down
AltName:Havengul Mystery
ManaCost:no cost
Types:Legendary Land
T:Mode$ Transformed | ValidCard$ Card.Self | Execute$ TrigReturn | TriggerDescription$ When this land transforms into CARDNAME, return target creature card from your graveyard to the battlefield.
SVar:TrigReturn:DB$ ChangeZone | ValidTgts$ Creature.YouOwn | TgtPrompt$ Select target creature card from your graveyard | Origin$ Graveyard | Destination$ Battlefield | RememberTargets$ True
T:Mode$ ChangesZone | ValidCard$ Card.IsRemembered | Origin$ Battlefield | Destination$ Any | Execute$ TrigTransform2 | TriggerZones$ Battlefield | TriggerDescription$ When the creature card put onto the battlefield with CARDNAME leaves the battlefield, transform CARDNAME.
SVar:TrigTransform2:DB$ SetState | Defined$ Self | Mode$ Transform | SubAbility$ DBCleanup
SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
A:AB$ Mana | Cost$ T PayLife<1> | Produced$ B | SpellDescription$ Add {B}.
Oracle:When this land transforms into The Upside Down, return target creature card from your graveyard to the battlefield.\nWhen the creature card put onto the battlefield with The Upside Down leaves the battlefield, transform The Upside Down.\n{T}, Pay 1 life: Add {B}.
