Ask the 5.5 players what the maximum map size is for them! Otherwise, everyone will complain again about a terrible imbalance!
Demonstration screenshot from the 5.5 thread
Required ARMG Settings: Monster Strength - Strong (3); Resources - Little (2); Experience - 3.
AI Settings: Difficult - Heroic (3); Lookahead Depth - Normal (1).
My Favorite Heroes:
Haven (H) - Jeddite (Heretic)
Sylvan / Preserve (P) - Vinrael (Druid)
Academy (A) - Minasli (Seer)
Fortress (F) - Ingvar (Engineer)