Rules glossary
↑ Parent rule: 307.5 If a spell, ability, or effect states that a player can do s…
307.5a Similarly, if an effect checks to see if a spell was cast “any time a sorcery couldn’t have been cast,” it’s checking only whether the spell’s controller cast it without having priority, during a phase other than their main phase, or while another object was on the stack.
No sub-rules.