TL;DR: Should You Pull? No , a very fun concept for a sync pair with a tricky kit and solid damage, but their effectiveness tends to drop quickly once they run out of uses for the skills without which they present little utility. -Once its skills are used up, its effectiveness drops.

Is Lysandre worth pulling Pokemon masters?

Absolutely not. They can be very effective if played to their strengths. They have solid damage output that is higher at the start of the battle when compared to their competition, and they can switch between Flying and Dark Type damage very effectively.

Should you pull Hilbert and Mightyena?

Is It Worth Pulling? Yes. As a seasonal Banner with an obscenely powerful set, Halloween Mightyena is not a Sync Pair to be missed, particularly if players lack a strong Physical and/or Dark Type Strike option.