expression, noun which may take the genitive case particle 'no'
anything goes; no holds barred; no limits
Describes a situation, rule set, or person's attitude where there are no restrictions and anything is allowed.
このゲームは本当に何でもありだ。
In this game, anything really goes.
彼の議論は何でもありで、説得力がない。
His arguments are all over the place and not convincing.