yu gi oh master duel labrynth deck Chandraglier - Yu-Gi-Oh! Card Database How To Build And Play

Then, it enters the battlefield with +1/+1 counters equal to the highest mana value among all cards in exile, both yours and your opponents

But hold on a sec

[Donx1] When this leaders attack deals damage to your opponent, you may trash the top card of your deck

Lets get the updated oracle text for those as well

It's in these new legendary Dragon decks that Wrathful Red Dragon does best, with its ability punishing opponents for daring to damage your field of Dragons

My opponent blocked and the emissary was the fourth card in my graveyard that turned on [casthaven]Murderous Cut[/casthaven] with my one open black mana to kill the land