Battle Tower- 3x Pokemon

[crusify_me]

Just raised my 5 best pokemon to lvl 60 in crystal and about to take on Battle tower which I've never cleared before.
Which 3 of 5 should I take

Gengar
psychic
hypnosis
destiny bond
confuse ray

Suicune
surf
ice beam
rest
sleeptalk

Electrode
thunder
rain dance
light screen
explosion

Aerodactyl
Wing Attack
Earthquake
Ancient power
Hyperbeam

Umbreon
Confuse ray
toxic
moonlight
Faint attack

 

[wolf]

It doesn't seem like you're asking for help on improving your team, just advice on selecting which Pokémon. So, ask in the Simple Q&A Thread, since you're not requesting help on perfecting your team, which is what the forum is for.