The Hide 'n' Sneak Ability itself stops all effects of Abilities and attacks, including, but not limited to, Phantom Dive snipe, Dusknoir, Munkidori's Adrenabrain, and retreat lock
This is because each Forbidden One monster does not have an effect to activate though Exodia the Forbidden One is an Effect Monster, its text only lists an instant win condition that does not "activate" when the other four limbs are in the player's hand
Pair this abomination with stuff like Hadana's Climb, Elusive Krasis, and Forgotten Ancient to have a grand ol' time
After that, you have a single Obstinate Baloth, which comes in a four mana, while everything else in the pack is three mana or less
It was an archetype of monsters that entirely focused on destroying Light monsters