Expansion for Base-game board games

Game	Year	Players	Duration	Tags	Ludo	BGG
Ra: Traders Weight 1.9/59,5 Ludo7.9 BGG	2025	2–5	30–60 min	Expansion for Base-game	9,5	7.9
Res Arcana: Lux et Tenebrae Weight 2.7/58,5 Ludo8.2 BGG	2019	2–5	30–60 min	Card Game, Fantasy	8,5	8.2
Res Arcana: Perlae Imperii Weight 2.7/58,8 Ludo8.3 BGG	2021	2–5	20–60 min	Card Game, Fantasy	8,8	8.3
Rolling Heights: Kickstarter Promo Pack – Waterfront Properties and World's Fair Expansion Weight 2.0/58,5 Ludo7.5 BGG	2023	1–4	45–60 min	Industry / Manufacturing, Dice	8,5	7.5
Rolling Heights: Kickstarter Promo Pack – Designer and Angry Ape Micro Expansion Weight 1.5/57.3 BGG	2023	1–4	45–60 min	Industry / Manufacturing, City Building	—	7.3
Lost Ruins of Arnak: The Missing Expedition Weight 3.2/59,1 Ludo8.7 BGG	2023	1–4	30–120 min	Adventure, Exploration	9,1	8.7
Lost Ruins of Arnak: Expedition Leaders Weight 3.1/59,2 Ludo8.7 BGG	2021	1–4	30–120 min	Adventure, Exploration	9,2	8.7
Sagrada: 5-6 Player Expansion Weight 2.1/57.7 BGG	2018	5–6	20–40 min	Dice, Puzzle	—	7.7
Santorini: Riddle of the Sphinx Weight 2.2/58,8 Ludo8.0 BGG	2025	1–4	20 min	Adventure, Mythology	8,8	8.0
Scythe: Encounters Weight 2.8/58.1 BGG	2018	1–7	90–115 min	Economic, Exploration	—	8.1