It might be the case they can be put together, but I'm not too sure about that, reason being, the one activated at Main Phase 1 is an Ignition Effect, and second one, when sent to the GY, is a trigger effect
1 Rayquaza Star: Deoxys (Ultra Rare) $1,740.00 The Ruler Of The Stars Rayquaza claims the top spot on the back of one of its most valuable cards ever, with the stunning composition of this Gold Star
As you can likely tell, what results is a domino effect of counters that lets you Station faster, and boosts the power of each of your creatures
The D) scenario where your opponent is in such a bind that they absolutely have to block a creature enchanted by Pretenders Claim, and that block causes them to tap all their mana and lose the game for some reason