TM91 (item)

Effects

TM91 teaches a move to a compatible Pokémon. TM91 is:

Game locations

Sorry, we don't have location data just yet.

Game descriptions

Diamond/Pearl
Platinum
HeartGold/SoulSilver
The user gathers all its light energy and releases it in one shot. It may also lower the foe’s Sp. Def stat.
Black/White
Black 2/White 2
The user gathers all its light energy and releases it at once. It may also lower the target’s Sp. Def stat.
X/Y The user gathers all its light energy and releases it at once. This may also lower the target’s Sp. Def stat.