Expanding upon its role from the previous games, the Ruins of Alph returns with a set of new hidden features to reward players. The chambers now offer special prizes when the instructions written at the back of each room are met. All instructions are written in Unown:

Room 1

The first room. Can be accessed when you arrive. The key word at the back is "ESCAPE" so try an Escape Rope.

Items:
Berry
PSNCureBerry
Heal Powder
EnergyPowder

Special Message:
"Our words shall remain here for the ages"

Unowns Unlocked:
A, B, C, D, E, F, G, H, I, J

Room 2

Requires Surf to access. The key word at the back is "LIGHT" so try using a Pokemon with Flash.

Items:
Heal Powder
Energy Powder
Moon Stone
Gold Berry

Special Message:
"Thus we shall erect a Pokémon statue outside"

Unowns Unlocked:
R, S, T, U, V

Room 3

Requires a detour through Union Cave to access. Strength is needed for a boulder in the cave. The key word at the back is "WATER" so bring a Water Stone with you.

Items:
Mystic Water
Stardust
Star Piece
Mysteryberry

Special Message:
"They possess great insight and refuse the outside world"

Unowns Unlocked:
K, L, M, N, O, P, Q

Room 4

The final chamber also requires a detour through Union Cave to access. The key word at the back is "HO-OH" so have one in the first spot of your party.

Items:
Charcoal
Revival Herb
Gold Berry
Mysteryberry

Special Message:
"We humans must learn to walk in harmony with them. We depart for their sakes"

Unowns Unlocked:
W, X, Y, Z