All other nonland permanents will already be in their owners' hands by the time the Octopus token is created. Any triggered abilities or abilities that would have otherwise affected that Octopus won't be around to matter.
Crush of Tentacles
Casting a spell for its surge cost doesn't change its mana cost or its mana value.
The other spell that you or a teammate cast can be one that's resolved, one that was countered, or (for instants with surge) one that's still on the stack.
Magic: The Gathering · ™ & © Wizards of the Coast · Illus. Jama Jurabaev
Card data via Scryfall. Rarix is fan-made; not endorsed by the rights holders.
