|Located In||Western Continent|
|Manga Debut||Chapter 40|
A castle located within the middle of MÄR-Heaven. Reginlief Castle, along with the nation itself, is ruled by the Princess of Reginlief. During the Chess Pieces' war campaign, it was attacked by the Knight Rapunzel and a lot of subordinate Pawns. It fell at 1:20 PM (day unknown), becoming the host of the War Games.
|Pazurika Island (Pelica Port · Cave of Babbo · Frozen Castle · Jack's Farm) • Luberia Fortress • Vestry (Vestry's Underground Lake)|
|Reginlief Castle • Acalupa Port|
|Lestava • Caldia • Gheilerul Castle • Elto Town|
- ↑ episode 10: The Second Great war begins