No, you aren’t allowed to do that as a result of doing so can be a violation of match guidelines at each stage.

At Competitive and Professional REL, the Infraction Procedure Guide determines how judges deal with guidelines violations. The motion described within the query is a Game Rule Violation, a kind of catch-all class that features making invalid assault or block declarations. In addition, this motion is dangerously near Cheating as outlined there:

An individual breaks a rule outlined by the match paperwork, lies to a Tournament Official, or notices an offense dedicated of their (or a teammate’s) match and doesn’t name consideration to it.

Additionally, the offense should meet the next standards for it to be thought of Cheating:

• The participant should be trying to achieve benefit from their motion.
• The participant should be conscious that they’re doing one thing unlawful.

The motion described includes knowingly breaking a recreation rule for the aim of gaining a bonus.

At Regular REL, the Judging at Regular REL doc reigns. In that doc, the “Serious Problems” part lists the next:

Knowingly breaking or letting an opponent break recreation or match guidelines, or mendacity, with the intention to achieve a bonus. “Bluffing” about playing cards opponents can’t usually see is permitted.

If Bob as a substitute tries to declare the block after which takes it again all inside a single motion, it is not cheap to interpret it as an unlawful motion. Instead, he is simply considering out loud by the relevant necessities and restrictions that decide blocking legality. So the remainder of the would not apply and it needs to be superb for Bob to try this.