You can use Akki Battle Squad to get even more Constellation triggers, too: simply tap out all but one of your enchanted creatures, swing with the remaining one, and then use your freshly untapped board to pass even more Role tokens among your crew
It is designed to attach to another box for easy organizing and carrying
That's disruption, incidental lifegain, and graveyard hate all in one neat package
Still, once it resolves, you can choose how to kill your opponent slowly by either casting spells from the top of their library without paying mana, shrinking their hand, killing their creatures, and, if they've survived long enough, exiling all their non-land permanents with the ultimate